190405780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{560017}}^1$

素因数の和:560043

約数の個数: 24

約数和(自身を含む): 423373608

約数和(自身を除く): 232967828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 560017, 1120034, 2240068, 2800085, 5600170, 9520289, 11200340, 19040578, 38081156, 47601445, 95202890, 190405780]

約数ペア:

[(1, 190405780), (2, 95202890), (4, 47601445), (5, 38081156), (10, 19040578), (17, 11200340), (20, 9520289), (34, 5600170), (68, 2800085), (85, 2240068), (170, 1120034), (340, 560017)]