17993840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6079}}^1$

素因数の和:6129

約数の個数: 40

約数和(自身を含む): 42973440

約数和(自身を除く): 24979600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6079, 12158, 24316, 30395, 48632, 60790, 97264, 121580, 224923, 243160, 449846, 486320, 899692, 1124615, 1799384, 2249230, 3598768, 4498460, 8996920, 17993840]

約数ペア:

[(1, 17993840), (2, 8996920), (4, 4498460), (5, 3598768), (8, 2249230), (10, 1799384), (16, 1124615), (20, 899692), (37, 486320), (40, 449846), (74, 243160), (80, 224923), (148, 121580), (185, 97264), (296, 60790), (370, 48632), (592, 30395), (740, 24316), (1480, 12158), (2960, 6079)]