492028580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{2207}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 1054964736

約数和(自身を除く): 562936156

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 157, 284, 314, 355, 628, 710, 785, 1420, 1570, 2207, 3140, 4414, 8828, 11035, 11147, 22070, 22294, 44140, 44588, 55735, 111470, 156697, 222940, 313394, 346499, 626788, 692998, 783485, 1385996, 1566970, 1732495, 3133940, 3464990, 6929980, 24601429, 49202858, 98405716, 123007145, 246014290, 492028580]

約数ペア:

[(1, 492028580), (2, 246014290), (4, 123007145), (5, 98405716), (10, 49202858), (20, 24601429), (71, 6929980), (142, 3464990), (157, 3133940), (284, 1732495), (314, 1566970), (355, 1385996), (628, 783485), (710, 692998), (785, 626788), (1420, 346499), (1570, 313394), (2207, 222940), (3140, 156697), (4414, 111470), (8828, 55735), (11035, 44588), (11147, 44140), (22070, 22294)]