497573780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{5557}}^1$

素因数の和:5625

約数の個数: 72

約数和(自身を含む): 1179785544

約数和(自身を除く): 682211764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1628, 2035, 2420, 4070, 4477, 5557, 8140, 8954, 11114, 17908, 22228, 22385, 27785, 44770, 55570, 61127, 89540, 111140, 122254, 205609, 244508, 305635, 411218, 611270, 672397, 822436, 1028045, 1222540, 1344794, 2056090, 2261699, 2689588, 3361985, 4112180, 4523398, 6723970, 9046796, 11308495, 13447940, 22616990, 24878689, 45233980, 49757378, 99514756, 124393445, 248786890, 497573780]

約数ペア:

[(1, 497573780), (2, 248786890), (4, 124393445), (5, 99514756), (10, 49757378), (11, 45233980), (20, 24878689), (22, 22616990), (37, 13447940), (44, 11308495), (55, 9046796), (74, 6723970), (110, 4523398), (121, 4112180), (148, 3361985), (185, 2689588), (220, 2261699), (242, 2056090), (370, 1344794), (407, 1222540), (484, 1028045), (605, 822436), (740, 672397), (814, 611270), (1210, 411218), (1628, 305635), (2035, 244508), (2420, 205609), (4070, 122254), (4477, 111140), (5557, 89540), (8140, 61127), (8954, 55570), (11114, 44770), (17908, 27785), (22228, 22385)]