289198020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4819967}}^1$

素因数の和:4819979

約数の個数: 24

約数和(自身を含む): 809754624

約数和(自身を除く): 520556604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4819967, 9639934, 14459901, 19279868, 24099835, 28919802, 48199670, 57839604, 72299505, 96399340, 144599010, 289198020]

約数ペア:

[(1, 289198020), (2, 144599010), (3, 96399340), (4, 72299505), (5, 57839604), (6, 48199670), (10, 28919802), (12, 24099835), (15, 19279868), (20, 14459901), (30, 9639934), (60, 4819967)]