30475390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 34531970

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 43, 55, 85, 86, 110, 170, 187, 215, 374, 379, 430, 473, 731, 758, 935, 946, 1462, 1870, 1895, 2365, 3655, 3790, 4169, 4730, 6443, 7310, 8041, 8338, 12886, 16082, 16297, 20845, 32215, 32594, 40205, 41690, 64430, 70873, 80410, 81485, 141746, 162970, 179267, 277049, 354365, 358534, 554098, 708730, 896335, 1385245, 1792670, 2770490, 3047539, 6095078, 15237695, 30475390]

約数ペア:

[(1, 30475390), (2, 15237695), (5, 6095078), (10, 3047539), (11, 2770490), (17, 1792670), (22, 1385245), (34, 896335), (43, 708730), (55, 554098), (85, 358534), (86, 354365), (110, 277049), (170, 179267), (187, 162970), (215, 141746), (374, 81485), (379, 80410), (430, 70873), (473, 64430), (731, 41690), (758, 40205), (935, 32594), (946, 32215), (1462, 20845), (1870, 16297), (1895, 16082), (2365, 12886), (3655, 8338), (3790, 8041), (4169, 7310), (4730, 6443)]