5461940

素因数分解:

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

素因数の和:129

約数の個数: 72

約数和(自身を含む): 13160616

約数和(自身を除く): 7698676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 61, 74, 110, 121, 122, 148, 185, 220, 242, 244, 305, 370, 407, 484, 605, 610, 671, 740, 814, 1210, 1220, 1342, 1628, 2035, 2257, 2420, 2684, 3355, 4070, 4477, 4514, 6710, 7381, 8140, 8954, 9028, 11285, 13420, 14762, 17908, 22385, 22570, 24827, 29524, 36905, 44770, 45140, 49654, 73810, 89540, 99308, 124135, 147620, 248270, 273097, 496540, 546194, 1092388, 1365485, 2730970, 5461940]

約数ペア:

[(1, 5461940), (2, 2730970), (4, 1365485), (5, 1092388), (10, 546194), (11, 496540), (20, 273097), (22, 248270), (37, 147620), (44, 124135), (55, 99308), (61, 89540), (74, 73810), (110, 49654), (121, 45140), (122, 44770), (148, 36905), (185, 29524), (220, 24827), (242, 22570), (244, 22385), (305, 17908), (370, 14762), (407, 13420), (484, 11285), (605, 9028), (610, 8954), (671, 8140), (740, 7381), (814, 6710), (1210, 4514), (1220, 4477), (1342, 4070), (1628, 3355), (2035, 2684), (2257, 2420)]