89552680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{319831}}^1$

素因数の和:319849

約数の個数: 32

約数和(自身を含む): 230279040

約数和(自身を除く): 140726360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 319831, 639662, 1279324, 1599155, 2238817, 2558648, 3198310, 4477634, 6396620, 8955268, 11194085, 12793240, 17910536, 22388170, 44776340, 89552680]

約数ペア:

[(1, 89552680), (2, 44776340), (4, 22388170), (5, 17910536), (7, 12793240), (8, 11194085), (10, 8955268), (14, 6396620), (20, 4477634), (28, 3198310), (35, 2558648), (40, 2238817), (56, 1599155), (70, 1279324), (140, 639662), (280, 319831)]