2387440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2713}}^1$

素因数の和:2737

約数の個数: 40

約数和(自身を含む): 6057648

約数和(自身を除く): 3670208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2713, 5426, 10852, 13565, 21704, 27130, 29843, 43408, 54260, 59686, 108520, 119372, 149215, 217040, 238744, 298430, 477488, 596860, 1193720, 2387440]

約数ペア:

[(1, 2387440), (2, 1193720), (4, 596860), (5, 477488), (8, 298430), (10, 238744), (11, 217040), (16, 149215), (20, 119372), (22, 108520), (40, 59686), (44, 54260), (55, 43408), (80, 29843), (88, 27130), (110, 21704), (176, 13565), (220, 10852), (440, 5426), (880, 2713)]