56279960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3457}}^1$

素因数の和:3516

約数の個数: 64

約数和(自身を含む): 141916320

約数和(自身を除く): 85636360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 3457, 4070, 6914, 8140, 13828, 16280, 17285, 27656, 34570, 38027, 69140, 76054, 127909, 138280, 152108, 190135, 255818, 304216, 380270, 511636, 639545, 760540, 1023272, 1279090, 1406999, 1521080, 2558180, 2813998, 5116360, 5627996, 7034995, 11255992, 14069990, 28139980, 56279960]

約数ペア:

[(1, 56279960), (2, 28139980), (4, 14069990), (5, 11255992), (8, 7034995), (10, 5627996), (11, 5116360), (20, 2813998), (22, 2558180), (37, 1521080), (40, 1406999), (44, 1279090), (55, 1023272), (74, 760540), (88, 639545), (110, 511636), (148, 380270), (185, 304216), (220, 255818), (296, 190135), (370, 152108), (407, 138280), (440, 127909), (740, 76054), (814, 69140), (1480, 38027), (1628, 34570), (2035, 27656), (3256, 17285), (3457, 16280), (4070, 13828), (6914, 8140)]