2754040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2263

約数の個数: 32

約数和(自身を含む): 6399360

約数和(自身を除く): 3645320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2221, 4442, 8884, 11105, 17768, 22210, 44420, 68851, 88840, 137702, 275404, 344255, 550808, 688510, 1377020, 2754040]

約数ペア:

[(1, 2754040), (2, 1377020), (4, 688510), (5, 550808), (8, 344255), (10, 275404), (20, 137702), (31, 88840), (40, 68851), (62, 44420), (124, 22210), (155, 17768), (248, 11105), (310, 8884), (620, 4442), (1240, 2221)]