8304040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3917}}^1$

素因数の和:3981

約数の個数: 32

約数和(自身を含む): 19041480

約数和(自身を除く): 10737440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3917, 7834, 15668, 19585, 31336, 39170, 78340, 156680, 207601, 415202, 830404, 1038005, 1660808, 2076010, 4152020, 8304040]

約数ペア:

[(1, 8304040), (2, 4152020), (4, 2076010), (5, 1660808), (8, 1038005), (10, 830404), (20, 415202), (40, 207601), (53, 156680), (106, 78340), (212, 39170), (265, 31336), (424, 19585), (530, 15668), (1060, 7834), (2120, 3917)]