788891420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{3389}}^1$

素因数の和:3614

約数の個数: 48

約数和(自身を含む): 1688057280

約数和(自身を除く): 899165860

約数列:

[1, 2, 4, 5, 10, 20, 103, 113, 206, 226, 412, 452, 515, 565, 1030, 1130, 2060, 2260, 3389, 6778, 11639, 13556, 16945, 23278, 33890, 46556, 58195, 67780, 116390, 232780, 349067, 382957, 698134, 765914, 1396268, 1531828, 1745335, 1914785, 3490670, 3829570, 6981340, 7659140, 39444571, 78889142, 157778284, 197222855, 394445710, 788891420]

約数ペア:

[(1, 788891420), (2, 394445710), (4, 197222855), (5, 157778284), (10, 78889142), (20, 39444571), (103, 7659140), (113, 6981340), (206, 3829570), (226, 3490670), (412, 1914785), (452, 1745335), (515, 1531828), (565, 1396268), (1030, 765914), (1130, 698134), (2060, 382957), (2260, 349067), (3389, 232780), (6778, 116390), (11639, 67780), (13556, 58195), (16945, 46556), (23278, 33890)]