2730970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 48

約数和(自身を含む): 5640264

約数和(自身を除く): 2909294

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 61, 74, 110, 121, 122, 185, 242, 305, 370, 407, 605, 610, 671, 814, 1210, 1342, 2035, 2257, 3355, 4070, 4477, 4514, 6710, 7381, 8954, 11285, 14762, 22385, 22570, 24827, 36905, 44770, 49654, 73810, 124135, 248270, 273097, 546194, 1365485, 2730970]

約数ペア:

[(1, 2730970), (2, 1365485), (5, 546194), (10, 273097), (11, 248270), (22, 124135), (37, 73810), (55, 49654), (61, 44770), (74, 36905), (110, 24827), (121, 22570), (122, 22385), (185, 14762), (242, 11285), (305, 8954), (370, 7381), (407, 6710), (605, 4514), (610, 4477), (671, 4070), (814, 3355), (1210, 2257), (1342, 2035)]