1247334680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{1693}}^1$

素因数の和:1980

約数の個数: 64

約数和(自身を含む): 2850392160

約数和(自身を除く): 1603057480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 163, 226, 326, 452, 565, 652, 815, 904, 1130, 1304, 1630, 1693, 2260, 3260, 3386, 4520, 6520, 6772, 8465, 13544, 16930, 18419, 33860, 36838, 67720, 73676, 92095, 147352, 184190, 191309, 275959, 368380, 382618, 551918, 736760, 765236, 956545, 1103836, 1379795, 1530472, 1913090, 2207672, 2759590, 3826180, 5519180, 7652360, 11038360, 31183367, 62366734, 124733468, 155916835, 249466936, 311833670, 623667340, 1247334680]

約数ペア:

[(1, 1247334680), (2, 623667340), (4, 311833670), (5, 249466936), (8, 155916835), (10, 124733468), (20, 62366734), (40, 31183367), (113, 11038360), (163, 7652360), (226, 5519180), (326, 3826180), (452, 2759590), (565, 2207672), (652, 1913090), (815, 1530472), (904, 1379795), (1130, 1103836), (1304, 956545), (1630, 765236), (1693, 736760), (2260, 551918), (3260, 382618), (3386, 368380), (4520, 275959), (6520, 191309), (6772, 184190), (8465, 147352), (13544, 92095), (16930, 73676), (18419, 67720), (33860, 36838)]