28629040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32533}}^1$

素因数の和:32557

約数の個数: 40

約数和(自身を含む): 72615888

約数和(自身を除く): 43986848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 32533, 65066, 130132, 162665, 260264, 325330, 357863, 520528, 650660, 715726, 1301320, 1431452, 1789315, 2602640, 2862904, 3578630, 5725808, 7157260, 14314520, 28629040]

約数ペア:

[(1, 28629040), (2, 14314520), (4, 7157260), (5, 5725808), (8, 3578630), (10, 2862904), (11, 2602640), (16, 1789315), (20, 1431452), (22, 1301320), (40, 715726), (44, 650660), (55, 520528), (80, 357863), (88, 325330), (110, 260264), (176, 162665), (220, 130132), (440, 65066), (880, 32533)]