57742120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{569}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 135432000

約数和(自身を除く): 77689880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 172, 215, 236, 295, 344, 430, 472, 569, 590, 860, 1138, 1180, 1720, 2276, 2360, 2537, 2845, 4552, 5074, 5690, 10148, 11380, 12685, 20296, 22760, 24467, 25370, 33571, 48934, 50740, 67142, 97868, 101480, 122335, 134284, 167855, 195736, 244670, 268568, 335710, 489340, 671420, 978680, 1342840, 1443553, 2887106, 5774212, 7217765, 11548424, 14435530, 28871060, 57742120]

約数ペア:

[(1, 57742120), (2, 28871060), (4, 14435530), (5, 11548424), (8, 7217765), (10, 5774212), (20, 2887106), (40, 1443553), (43, 1342840), (59, 978680), (86, 671420), (118, 489340), (172, 335710), (215, 268568), (236, 244670), (295, 195736), (344, 167855), (430, 134284), (472, 122335), (569, 101480), (590, 97868), (860, 67142), (1138, 50740), (1180, 48934), (1720, 33571), (2276, 25370), (2360, 24467), (2537, 22760), (2845, 20296), (4552, 12685), (5074, 11380), (5690, 10148)]