212480120

素因数分解:

$2^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{3797}}^1$

素因数の和:5207

約数の個数: 32

約数和(自身を含む): 478548000

約数和(自身を除く): 266067880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399, 2798, 3797, 5596, 6995, 7594, 11192, 13990, 15188, 18985, 27980, 30376, 37970, 55960, 75940, 151880, 5312003, 10624006, 21248012, 26560015, 42496024, 53120030, 106240060, 212480120]

約数ペア:

[(1, 212480120), (2, 106240060), (4, 53120030), (5, 42496024), (8, 26560015), (10, 21248012), (20, 10624006), (40, 5312003), (1399, 151880), (2798, 75940), (3797, 55960), (5596, 37970), (6995, 30376), (7594, 27980), (11192, 18985), (13990, 15188)]