2828440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2323

約数の個数: 32

約数和(自身を含む): 6572160

約数和(自身を除く): 3743720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2281, 4562, 9124, 11405, 18248, 22810, 45620, 70711, 91240, 141422, 282844, 353555, 565688, 707110, 1414220, 2828440]

約数ペア:

[(1, 2828440), (2, 1414220), (4, 707110), (5, 565688), (8, 353555), (10, 282844), (20, 141422), (31, 91240), (40, 70711), (62, 45620), (124, 22810), (155, 18248), (248, 11405), (310, 9124), (620, 4562), (1240, 2281)]