20188804480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{36217}}^1$

素因数の和:36316

約数の個数: 128

約数和(自身を含む): 52753690080

約数和(自身を除く): 32564885600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 128, 130, 134, 160, 208, 260, 268, 320, 335, 416, 520, 536, 640, 670, 832, 871, 1040, 1072, 1340, 1664, 1742, 2080, 2144, 2680, 3484, 4160, 4288, 4355, 5360, 6968, 8320, 8576, 8710, 10720, 13936, 17420, 21440, 27872, 34840, 36217, 42880, 55744, 69680, 72434, 111488, 139360, 144868, 181085, 278720, 289736, 362170, 470821, 557440, 579472, 724340, 941642, 1158944, 1448680, 1883284, 2317888, 2354105, 2426539, 2897360, 3766568, 4635776, 4708210, 4853078, 5794720, 7533136, 9416420, 9706156, 11589440, 12132695, 15066272, 18832840, 19412312, 23178880, 24265390, 30132544, 31545007, 37665680, 38824624, 48530780, 60265088, 63090014, 75331360, 77649248, 97061560, 126180028, 150662720, 155298496, 157725035, 194123120, 252360056, 301325440, 310596992, 315450070, 388246240, 504720112, 630900140, 776492480, 1009440224, 1261800280, 1552984960, 2018880448, 2523600560, 4037760896, 5047201120, 10094402240, 20188804480]

約数ペア:

[(1, 20188804480), (2, 10094402240), (4, 5047201120), (5, 4037760896), (8, 2523600560), (10, 2018880448), (13, 1552984960), (16, 1261800280), (20, 1009440224), (26, 776492480), (32, 630900140), (40, 504720112), (52, 388246240), (64, 315450070), (65, 310596992), (67, 301325440), (80, 252360056), (104, 194123120), (128, 157725035), (130, 155298496), (134, 150662720), (160, 126180028), (208, 97061560), (260, 77649248), (268, 75331360), (320, 63090014), (335, 60265088), (416, 48530780), (520, 38824624), (536, 37665680), (640, 31545007), (670, 30132544), (832, 24265390), (871, 23178880), (1040, 19412312), (1072, 18832840), (1340, 15066272), (1664, 12132695), (1742, 11589440), (2080, 9706156), (2144, 9416420), (2680, 7533136), (3484, 5794720), (4160, 4853078), (4288, 4708210), (4355, 4635776), (5360, 3766568), (6968, 2897360), (8320, 2426539), (8576, 2354105), (8710, 2317888), (10720, 1883284), (13936, 1448680), (17420, 1158944), (21440, 941642), (27872, 724340), (34840, 579472), (36217, 557440), (42880, 470821), (55744, 362170), (69680, 289736), (72434, 278720), (111488, 181085), (139360, 144868)]