20147890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16931}}^1$

素因数の和:16962

約数の個数: 32

約数和(自身を含む): 43887744

約数和(自身を除く): 23739854

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 16931, 33862, 84655, 118517, 169310, 237034, 287827, 575654, 592585, 1185170, 1439135, 2014789, 2878270, 4029578, 10073945, 20147890]

約数ペア:

[(1, 20147890), (2, 10073945), (5, 4029578), (7, 2878270), (10, 2014789), (14, 1439135), (17, 1185170), (34, 592585), (35, 575654), (70, 287827), (85, 237034), (119, 169310), (170, 118517), (238, 84655), (595, 33862), (1190, 16931)]