20128017850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23680021}}^1$

素因数の和:23680050

約数の個数: 24

約数和(自身を含む): 39640356828

約数和(自身を除く): 19512338978

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 23680021, 47360042, 118400105, 236800210, 402560357, 592000525, 805120714, 1184001050, 2012801785, 4025603570, 10064008925, 20128017850]

約数ペア:

[(1, 20128017850), (2, 10064008925), (5, 4025603570), (10, 2012801785), (17, 1184001050), (25, 805120714), (34, 592000525), (50, 402560357), (85, 236800210), (170, 118400105), (425, 47360042), (850, 23680021)]