439600020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{138239}}^1$

素因数の和:138304

約数の個数: 48

約数和(自身を含む): 1254113280

約数和(自身を除く): 814513260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 138239, 276478, 414717, 552956, 691195, 829434, 1382390, 1658868, 2073585, 2764780, 4147170, 7326667, 8294340, 14653334, 21980001, 29306668, 36633335, 43960002, 73266670, 87920004, 109900005, 146533340, 219800010, 439600020]

約数ペア:

[(1, 439600020), (2, 219800010), (3, 146533340), (4, 109900005), (5, 87920004), (6, 73266670), (10, 43960002), (12, 36633335), (15, 29306668), (20, 21980001), (30, 14653334), (53, 8294340), (60, 7326667), (106, 4147170), (159, 2764780), (212, 2073585), (265, 1658868), (318, 1382390), (530, 829434), (636, 691195), (795, 552956), (1060, 414717), (1590, 276478), (3180, 138239)]