9906440

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1483}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 22438080

約数和(自身を除く): 12531640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1483, 1670, 2966, 3340, 5932, 6680, 7415, 11864, 14830, 29660, 59320, 247661, 495322, 990644, 1238305, 1981288, 2476610, 4953220, 9906440]

約数ペア:

[(1, 9906440), (2, 4953220), (4, 2476610), (5, 1981288), (8, 1238305), (10, 990644), (20, 495322), (40, 247661), (167, 59320), (334, 29660), (668, 14830), (835, 11864), (1336, 7415), (1483, 6680), (1670, 5932), (2966, 3340)]