20183805980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77630023}}^1$

素因数の和:77630045

約数の個数: 24

約数和(自身を含む): 45646454112

約数和(自身を除く): 25462648132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77630023, 155260046, 310520092, 388150115, 776300230, 1009190299, 1552600460, 2018380598, 4036761196, 5045951495, 10091902990, 20183805980]

約数ペア:

[(1, 20183805980), (2, 10091902990), (4, 5045951495), (5, 4036761196), (10, 2018380598), (13, 1552600460), (20, 1009190299), (26, 776300230), (52, 388150115), (65, 310520092), (130, 155260046), (260, 77630023)]