222752020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{4397}}^1$

素因数の和:4572

約数の個数: 48

約数和(自身を含む): 498733200

約数和(自身を除く): 275981180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 596, 745, 1490, 2533, 2980, 4397, 5066, 8794, 10132, 12665, 17588, 21985, 25330, 43970, 50660, 74749, 87940, 149498, 298996, 373745, 655153, 747490, 1310306, 1494980, 2620612, 3275765, 6551530, 11137601, 13103060, 22275202, 44550404, 55688005, 111376010, 222752020]

約数ペア:

[(1, 222752020), (2, 111376010), (4, 55688005), (5, 44550404), (10, 22275202), (17, 13103060), (20, 11137601), (34, 6551530), (68, 3275765), (85, 2620612), (149, 1494980), (170, 1310306), (298, 747490), (340, 655153), (596, 373745), (745, 298996), (1490, 149498), (2533, 87940), (2980, 74749), (4397, 50660), (5066, 43970), (8794, 25330), (10132, 21985), (12665, 17588)]