1298049260

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{4229}}^1$

素因数の和:4490

約数の個数: 48

約数和(自身を含む): 2771496000

約数和(自身を除く): 1473446740

約数列:

[1, 2, 4, 5, 10, 20, 103, 149, 206, 298, 412, 515, 596, 745, 1030, 1490, 2060, 2980, 4229, 8458, 15347, 16916, 21145, 30694, 42290, 61388, 76735, 84580, 153470, 306940, 435587, 630121, 871174, 1260242, 1742348, 2177935, 2520484, 3150605, 4355870, 6301210, 8711740, 12602420, 64902463, 129804926, 259609852, 324512315, 649024630, 1298049260]

約数ペア:

[(1, 1298049260), (2, 649024630), (4, 324512315), (5, 259609852), (10, 129804926), (20, 64902463), (103, 12602420), (149, 8711740), (206, 6301210), (298, 4355870), (412, 3150605), (515, 2520484), (596, 2177935), (745, 1742348), (1030, 1260242), (1490, 871174), (2060, 630121), (2980, 435587), (4229, 306940), (8458, 153470), (15347, 84580), (16916, 76735), (21145, 61388), (30694, 42290)]