6461960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2213}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 14745240

約数和(自身を除く): 8283280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2213, 2920, 4426, 8852, 11065, 17704, 22130, 44260, 88520, 161549, 323098, 646196, 807745, 1292392, 1615490, 3230980, 6461960]

約数ペア:

[(1, 6461960), (2, 3230980), (4, 1615490), (5, 1292392), (8, 807745), (10, 646196), (20, 323098), (40, 161549), (73, 88520), (146, 44260), (292, 22130), (365, 17704), (584, 11065), (730, 8852), (1460, 4426), (2213, 2920)]