13505960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1410

約数の個数: 64

約数和(自身を含む): 34473600

約数和(自身を除く): 20967640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1367, 1976, 2470, 2734, 4940, 5468, 6835, 9880, 10936, 13670, 17771, 25973, 27340, 35542, 51946, 54680, 71084, 88855, 103892, 129865, 142168, 177710, 207784, 259730, 337649, 355420, 519460, 675298, 710840, 1038920, 1350596, 1688245, 2701192, 3376490, 6752980, 13505960]

約数ペア:

[(1, 13505960), (2, 6752980), (4, 3376490), (5, 2701192), (8, 1688245), (10, 1350596), (13, 1038920), (19, 710840), (20, 675298), (26, 519460), (38, 355420), (40, 337649), (52, 259730), (65, 207784), (76, 177710), (95, 142168), (104, 129865), (130, 103892), (152, 88855), (190, 71084), (247, 54680), (260, 51946), (380, 35542), (494, 27340), (520, 25973), (760, 17771), (988, 13670), (1235, 10936), (1367, 9880), (1976, 6835), (2470, 5468), (2734, 4940)]