2020197235005

素因数分解:

$3^4\times 5^1\times {\mathrm{26357}}^1\times {\mathrm{189253}}^1$

素因数の和:215627

約数の個数: 40

約数和(自身を含む): 3621547132632

約数和(自身を除く): 1601349897627

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 26357, 79071, 131785, 189253, 237213, 395355, 567759, 711639, 946265, 1186065, 1703277, 2134917, 2838795, 3558195, 5109831, 8516385, 10674585, 15329493, 25549155, 76647465, 4988141321, 14964423963, 24940706605, 44893271889, 74822119815, 134679815667, 224466359445, 404039447001, 673399078335, 2020197235005]

約数ペア:

[(1, 2020197235005), (3, 673399078335), (5, 404039447001), (9, 224466359445), (15, 134679815667), (27, 74822119815), (45, 44893271889), (81, 24940706605), (135, 14964423963), (405, 4988141321), (26357, 76647465), (79071, 25549155), (131785, 15329493), (189253, 10674585), (237213, 8516385), (395355, 5109831), (567759, 3558195), (711639, 2838795), (946265, 2134917), (1186065, 1703277)]