890751460

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{416239}}^1$

素因数の和:416355

約数の個数: 24

約数和(自身を含む): 1888064640

約数和(自身を除く): 997313180

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 416239, 832478, 1664956, 2081195, 4162390, 8324780, 44537573, 89075146, 178150292, 222687865, 445375730, 890751460]

約数ペア:

[(1, 890751460), (2, 445375730), (4, 222687865), (5, 178150292), (10, 89075146), (20, 44537573), (107, 8324780), (214, 4162390), (428, 2081195), (535, 1664956), (1070, 832478), (2140, 416239)]