520065920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2444

約数の個数: 128

約数和(自身を含む): 1400647680

約数和(自身を除く): 880581760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1240, 1364, 1408, 1705, 1760, 1984, 2383, 2480, 2728, 3410, 3520, 3968, 4766, 4960, 5456, 6820, 7040, 9532, 9920, 10912, 11915, 13640, 19064, 19840, 21824, 23830, 26213, 27280, 38128, 43648, 47660, 52426, 54560, 73873, 76256, 95320, 104852, 109120, 131065, 147746, 152512, 190640, 209704, 218240, 262130, 295492, 305024, 369365, 381280, 419408, 524260, 590984, 738730, 762560, 812603, 838816, 1048520, 1181968, 1477460, 1525120, 1625206, 1677632, 2097040, 2363936, 2954920, 3250412, 3355264, 4063015, 4194080, 4727872, 5909840, 6500824, 8126030, 8388160, 9455744, 11819680, 13001648, 16252060, 16776320, 23639360, 26003296, 32504120, 47278720, 52006592, 65008240, 104013184, 130016480, 260032960, 520065920]

約数ペア:

[(1, 520065920), (2, 260032960), (4, 130016480), (5, 104013184), (8, 65008240), (10, 52006592), (11, 47278720), (16, 32504120), (20, 26003296), (22, 23639360), (31, 16776320), (32, 16252060), (40, 13001648), (44, 11819680), (55, 9455744), (62, 8388160), (64, 8126030), (80, 6500824), (88, 5909840), (110, 4727872), (124, 4194080), (128, 4063015), (155, 3355264), (160, 3250412), (176, 2954920), (220, 2363936), (248, 2097040), (310, 1677632), (320, 1625206), (341, 1525120), (352, 1477460), (440, 1181968), (496, 1048520), (620, 838816), (640, 812603), (682, 762560), (704, 738730), (880, 590984), (992, 524260), (1240, 419408), (1364, 381280), (1408, 369365), (1705, 305024), (1760, 295492), (1984, 262130), (2383, 218240), (2480, 209704), (2728, 190640), (3410, 152512), (3520, 147746), (3968, 131065), (4766, 109120), (4960, 104852), (5456, 95320), (6820, 76256), (7040, 73873), (9532, 54560), (9920, 52426), (10912, 47660), (11915, 43648), (13640, 38128), (19064, 27280), (19840, 26213), (21824, 23830)]