8889780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{647}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 25038720

約数和(自身を除く): 16148940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 647, 687, 916, 1145, 1294, 1374, 1941, 2290, 2588, 2748, 3235, 3435, 3882, 4580, 6470, 6870, 7764, 9705, 12940, 13740, 19410, 38820, 148163, 296326, 444489, 592652, 740815, 888978, 1481630, 1777956, 2222445, 2963260, 4444890, 8889780]

約数ペア:

[(1, 8889780), (2, 4444890), (3, 2963260), (4, 2222445), (5, 1777956), (6, 1481630), (10, 888978), (12, 740815), (15, 592652), (20, 444489), (30, 296326), (60, 148163), (229, 38820), (458, 19410), (647, 13740), (687, 12940), (916, 9705), (1145, 7764), (1294, 6870), (1374, 6470), (1941, 4580), (2290, 3882), (2588, 3435), (2748, 3235)]