56123080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2917}}^1$

素因数の和:2978

約数の個数: 64

約数和(自身を含む): 139713840

約数和(自身を除く): 83590760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 2917, 3848, 4810, 5834, 9620, 11668, 14585, 19240, 23336, 29170, 37921, 58340, 75842, 107929, 116680, 151684, 189605, 215858, 303368, 379210, 431716, 539645, 758420, 863432, 1079290, 1403077, 1516840, 2158580, 2806154, 4317160, 5612308, 7015385, 11224616, 14030770, 28061540, 56123080]

約数ペア:

[(1, 56123080), (2, 28061540), (4, 14030770), (5, 11224616), (8, 7015385), (10, 5612308), (13, 4317160), (20, 2806154), (26, 2158580), (37, 1516840), (40, 1403077), (52, 1079290), (65, 863432), (74, 758420), (104, 539645), (130, 431716), (148, 379210), (185, 303368), (260, 215858), (296, 189605), (370, 151684), (481, 116680), (520, 107929), (740, 75842), (962, 58340), (1480, 37921), (1924, 29170), (2405, 23336), (2917, 19240), (3848, 14585), (4810, 11668), (5834, 9620)]