2019958160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2295407}}^1$

素因数の和:2295431

約数の個数: 40

約数和(自身を含む): 5123350656

約数和(自身を除く): 3103392496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2295407, 4590814, 9181628, 11477035, 18363256, 22954070, 25249477, 36726512, 45908140, 50498954, 91816280, 100997908, 126247385, 183632560, 201995816, 252494770, 403991632, 504989540, 1009979080, 2019958160]

約数ペア:

[(1, 2019958160), (2, 1009979080), (4, 504989540), (5, 403991632), (8, 252494770), (10, 201995816), (11, 183632560), (16, 126247385), (20, 100997908), (22, 91816280), (40, 50498954), (44, 45908140), (55, 36726512), (80, 25249477), (88, 22954070), (110, 18363256), (176, 11477035), (220, 9181628), (440, 4590814), (880, 2295407)]