912781660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{839}}^1$

素因数の和:1283

約数の個数: 96

約数和(自身を含む): 2314368000

約数和(自身を除く): 1401586340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 409, 532, 665, 818, 839, 1330, 1636, 1678, 2045, 2660, 2863, 3356, 4090, 4195, 5726, 5873, 7771, 8180, 8390, 11452, 11746, 14315, 15542, 15941, 16780, 23492, 28630, 29365, 31084, 31882, 38855, 54397, 57260, 58730, 63764, 77710, 79705, 108794, 111587, 117460, 155420, 159410, 217588, 223174, 271985, 318820, 343151, 446348, 543970, 557935, 686302, 1087940, 1115870, 1372604, 1715755, 2231740, 2402057, 3431510, 4804114, 6519869, 6863020, 9608228, 12010285, 13039738, 24020570, 26079476, 32599345, 45639083, 48041140, 65198690, 91278166, 130397380, 182556332, 228195415, 456390830, 912781660]

約数ペア:

[(1, 912781660), (2, 456390830), (4, 228195415), (5, 182556332), (7, 130397380), (10, 91278166), (14, 65198690), (19, 48041140), (20, 45639083), (28, 32599345), (35, 26079476), (38, 24020570), (70, 13039738), (76, 12010285), (95, 9608228), (133, 6863020), (140, 6519869), (190, 4804114), (266, 3431510), (380, 2402057), (409, 2231740), (532, 1715755), (665, 1372604), (818, 1115870), (839, 1087940), (1330, 686302), (1636, 557935), (1678, 543970), (2045, 446348), (2660, 343151), (2863, 318820), (3356, 271985), (4090, 223174), (4195, 217588), (5726, 159410), (5873, 155420), (7771, 117460), (8180, 111587), (8390, 108794), (11452, 79705), (11746, 77710), (14315, 63764), (15542, 58730), (15941, 57260), (16780, 54397), (23492, 38855), (28630, 31882), (29365, 31084)]