20916483360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1894609}}^1$

素因数の和:1894650

約数の個数: 96

約数和(自身を含む): 68751607680

約数和(自身を除く): 47835124320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1840, 2208, 2760, 3680, 5520, 11040, 1894609, 3789218, 5683827, 7578436, 9473045, 11367654, 15156872, 18946090, 22735308, 28419135, 30313744, 37892180, 43576007, 45470616, 56838270, 60627488, 75784360, 87152014, 90941232, 113676540, 130728021, 151568720, 174304028, 181882464, 217880035, 227353080, 261456042, 303137440, 348608056, 435760070, 454706160, 522912084, 653640105, 697216112, 871520140, 909412320, 1045824168, 1307280210, 1394432224, 1743040280, 2091648336, 2614560420, 3486080560, 4183296672, 5229120840, 6972161120, 10458241680, 20916483360]

約数ペア:

[(1, 20916483360), (2, 10458241680), (3, 6972161120), (4, 5229120840), (5, 4183296672), (6, 3486080560), (8, 2614560420), (10, 2091648336), (12, 1743040280), (15, 1394432224), (16, 1307280210), (20, 1045824168), (23, 909412320), (24, 871520140), (30, 697216112), (32, 653640105), (40, 522912084), (46, 454706160), (48, 435760070), (60, 348608056), (69, 303137440), (80, 261456042), (92, 227353080), (96, 217880035), (115, 181882464), (120, 174304028), (138, 151568720), (160, 130728021), (184, 113676540), (230, 90941232), (240, 87152014), (276, 75784360), (345, 60627488), (368, 56838270), (460, 45470616), (480, 43576007), (552, 37892180), (690, 30313744), (736, 28419135), (920, 22735308), (1104, 18946090), (1380, 15156872), (1840, 11367654), (2208, 9473045), (2760, 7578436), (3680, 5683827), (5520, 3789218), (11040, 1894609)]