1640971580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1523}}^1\times {\mathrm{3169}}^1$

素因数の和:4718

約数の個数: 48

約数和(自身を含む): 3652296480

約数和(自身を除く): 2011324900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1523, 3046, 3169, 6092, 6338, 7615, 12676, 15230, 15845, 25891, 30460, 31690, 51782, 53873, 63380, 103564, 107746, 129455, 215492, 258910, 269365, 517820, 538730, 1077460, 4826387, 9652774, 19305548, 24131935, 48263870, 82048579, 96527740, 164097158, 328194316, 410242895, 820485790, 1640971580]

約数ペア:

[(1, 1640971580), (2, 820485790), (4, 410242895), (5, 328194316), (10, 164097158), (17, 96527740), (20, 82048579), (34, 48263870), (68, 24131935), (85, 19305548), (170, 9652774), (340, 4826387), (1523, 1077460), (3046, 538730), (3169, 517820), (6092, 269365), (6338, 258910), (7615, 215492), (12676, 129455), (15230, 107746), (15845, 103564), (25891, 63380), (30460, 53873), (31690, 51782)]