40718840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19207}}^1$

素因数の和:19271

約数の個数: 32

約数和(自身を含む): 93350880

約数和(自身を除く): 52632040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 19207, 38414, 76828, 96035, 153656, 192070, 384140, 768280, 1017971, 2035942, 4071884, 5089855, 8143768, 10179710, 20359420, 40718840]

約数ペア:

[(1, 40718840), (2, 20359420), (4, 10179710), (5, 8143768), (8, 5089855), (10, 4071884), (20, 2035942), (40, 1017971), (53, 768280), (106, 384140), (212, 192070), (265, 153656), (424, 96035), (530, 76828), (1060, 38414), (2120, 19207)]