28996980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2129}}^1$

素因数の和:2368

約数の個数: 48

約数和(自身を含む): 81587520

約数和(自身を除く): 52590540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 227, 454, 681, 908, 1135, 1362, 2129, 2270, 2724, 3405, 4258, 4540, 6387, 6810, 8516, 10645, 12774, 13620, 21290, 25548, 31935, 42580, 63870, 127740, 483283, 966566, 1449849, 1933132, 2416415, 2899698, 4832830, 5799396, 7249245, 9665660, 14498490, 28996980]

約数ペア:

[(1, 28996980), (2, 14498490), (3, 9665660), (4, 7249245), (5, 5799396), (6, 4832830), (10, 2899698), (12, 2416415), (15, 1933132), (20, 1449849), (30, 966566), (60, 483283), (227, 127740), (454, 63870), (681, 42580), (908, 31935), (1135, 25548), (1362, 21290), (2129, 13620), (2270, 12774), (2724, 10645), (3405, 8516), (4258, 6810), (4540, 6387)]