8342220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 23492448

約数和(自身を除く): 15150228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 541, 771, 1028, 1082, 1285, 1542, 1623, 2164, 2570, 2705, 3084, 3246, 3855, 5140, 5410, 6492, 7710, 8115, 10820, 15420, 16230, 32460, 139037, 278074, 417111, 556148, 695185, 834222, 1390370, 1668444, 2085555, 2780740, 4171110, 8342220]

約数ペア:

[(1, 8342220), (2, 4171110), (3, 2780740), (4, 2085555), (5, 1668444), (6, 1390370), (10, 834222), (12, 695185), (15, 556148), (20, 417111), (30, 278074), (60, 139037), (257, 32460), (514, 16230), (541, 15420), (771, 10820), (1028, 8115), (1082, 7710), (1285, 6492), (1542, 5410), (1623, 5140), (2164, 3855), (2570, 3246), (2705, 3084)]