98774440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{57427}}^1$

素因数の和:57481

約数の個数: 32

約数和(自身を含む): 227414880

約数和(自身を除く): 128640440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 57427, 114854, 229708, 287135, 459416, 574270, 1148540, 2297080, 2469361, 4938722, 9877444, 12346805, 19754888, 24693610, 49387220, 98774440]

約数ペア:

[(1, 98774440), (2, 49387220), (4, 24693610), (5, 19754888), (8, 12346805), (10, 9877444), (20, 4938722), (40, 2469361), (43, 2297080), (86, 1148540), (172, 574270), (215, 459416), (344, 287135), (430, 229708), (860, 114854), (1720, 57427)]