1636709960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{6079}}^1$

素因数の和:6270

約数の個数: 64

約数和(自身を含む): 3782246400

約数和(自身を除く): 2145536440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 127, 212, 254, 265, 424, 508, 530, 635, 1016, 1060, 1270, 2120, 2540, 5080, 6079, 6731, 12158, 13462, 24316, 26924, 30395, 33655, 48632, 53848, 60790, 67310, 121580, 134620, 243160, 269240, 322187, 644374, 772033, 1288748, 1544066, 1610935, 2577496, 3088132, 3221870, 3860165, 6176264, 6443740, 7720330, 12887480, 15440660, 30881320, 40917749, 81835498, 163670996, 204588745, 327341992, 409177490, 818354980, 1636709960]

約数ペア:

[(1, 1636709960), (2, 818354980), (4, 409177490), (5, 327341992), (8, 204588745), (10, 163670996), (20, 81835498), (40, 40917749), (53, 30881320), (106, 15440660), (127, 12887480), (212, 7720330), (254, 6443740), (265, 6176264), (424, 3860165), (508, 3221870), (530, 3088132), (635, 2577496), (1016, 1610935), (1060, 1544066), (1270, 1288748), (2120, 772033), (2540, 644374), (5080, 322187), (6079, 269240), (6731, 243160), (12158, 134620), (13462, 121580), (24316, 67310), (26924, 60790), (30395, 53848), (33655, 48632)]