20065297920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{5717}}^1$

素因数の和:6200

約数の個数: 160

約数和(自身を含む): 64297857888

約数和(自身を除く): 44232559968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 457, 480, 512, 640, 768, 914, 960, 1280, 1371, 1536, 1828, 1920, 2285, 2560, 2742, 3656, 3840, 4570, 5484, 5717, 6855, 7312, 7680, 9140, 10968, 11434, 13710, 14624, 17151, 18280, 21936, 22868, 27420, 28585, 29248, 34302, 36560, 43872, 45736, 54840, 57170, 58496, 68604, 73120, 85755, 87744, 91472, 109680, 114340, 116992, 137208, 146240, 171510, 175488, 182944, 219360, 228680, 233984, 274416, 292480, 343020, 350976, 365888, 438720, 457360, 548832, 584960, 686040, 701952, 731776, 877440, 914720, 1097664, 1169920, 1372080, 1463552, 1754880, 1829440, 2195328, 2612669, 2744160, 2927104, 3509760, 3658880, 4390656, 5225338, 5488320, 7317760, 7838007, 8781312, 10450676, 10976640, 13063345, 14635520, 15676014, 20901352, 21953280, 26126690, 31352028, 39190035, 41802704, 43906560, 52253380, 62704056, 78380070, 83605408, 104506760, 125408112, 156760140, 167210816, 209013520, 250816224, 313520280, 334421632, 418027040, 501632448, 627040560, 668843264, 836054080, 1003264896, 1254081120, 1337686528, 1672108160, 2006529792, 2508162240, 3344216320, 4013059584, 5016324480, 6688432640, 10032648960, 20065297920]

約数ペア:

[(1, 20065297920), (2, 10032648960), (3, 6688432640), (4, 5016324480), (5, 4013059584), (6, 3344216320), (8, 2508162240), (10, 2006529792), (12, 1672108160), (15, 1337686528), (16, 1254081120), (20, 1003264896), (24, 836054080), (30, 668843264), (32, 627040560), (40, 501632448), (48, 418027040), (60, 334421632), (64, 313520280), (80, 250816224), (96, 209013520), (120, 167210816), (128, 156760140), (160, 125408112), (192, 104506760), (240, 83605408), (256, 78380070), (320, 62704056), (384, 52253380), (457, 43906560), (480, 41802704), (512, 39190035), (640, 31352028), (768, 26126690), (914, 21953280), (960, 20901352), (1280, 15676014), (1371, 14635520), (1536, 13063345), (1828, 10976640), (1920, 10450676), (2285, 8781312), (2560, 7838007), (2742, 7317760), (3656, 5488320), (3840, 5225338), (4570, 4390656), (5484, 3658880), (5717, 3509760), (6855, 2927104), (7312, 2744160), (7680, 2612669), (9140, 2195328), (10968, 1829440), (11434, 1754880), (13710, 1463552), (14624, 1372080), (17151, 1169920), (18280, 1097664), (21936, 914720), (22868, 877440), (27420, 731776), (28585, 701952), (29248, 686040), (34302, 584960), (36560, 548832), (43872, 457360), (45736, 438720), (54840, 365888), (57170, 350976), (58496, 343020), (68604, 292480), (73120, 274416), (85755, 233984), (87744, 228680), (91472, 219360), (109680, 182944), (114340, 175488), (116992, 171510), (137208, 146240)]