2115766120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131251}}^1$

素因数の和:131306

約数の個数: 64

約数和(自身を含む): 5292080640

約数和(自身を除く): 3176314520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 131251, 262502, 525004, 656255, 1050008, 1312510, 1706263, 2625020, 3412526, 4068781, 5250040, 6825052, 8137562, 8531315, 13650104, 16275124, 17062630, 20343905, 32550248, 34125260, 40687810, 52894153, 68250520, 81375620, 105788306, 162751240, 211576612, 264470765, 423153224, 528941530, 1057883060, 2115766120]

約数ペア:

[(1, 2115766120), (2, 1057883060), (4, 528941530), (5, 423153224), (8, 264470765), (10, 211576612), (13, 162751240), (20, 105788306), (26, 81375620), (31, 68250520), (40, 52894153), (52, 40687810), (62, 34125260), (65, 32550248), (104, 20343905), (124, 17062630), (130, 16275124), (155, 13650104), (248, 8531315), (260, 8137562), (310, 6825052), (403, 5250040), (520, 4068781), (620, 3412526), (806, 2625020), (1240, 1706263), (1612, 1312510), (2015, 1050008), (3224, 656255), (4030, 525004), (8060, 262502), (16120, 131251)]