30263660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1913}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 73313856

約数和(自身を除く): 43050196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 1913, 2260, 3164, 3826, 3955, 7652, 7910, 9565, 13391, 15820, 19130, 26782, 38260, 53564, 66955, 133910, 216169, 267820, 432338, 864676, 1080845, 1513183, 2161690, 3026366, 4323380, 6052732, 7565915, 15131830, 30263660]

約数ペア:

[(1, 30263660), (2, 15131830), (4, 7565915), (5, 6052732), (7, 4323380), (10, 3026366), (14, 2161690), (20, 1513183), (28, 1080845), (35, 864676), (70, 432338), (113, 267820), (140, 216169), (226, 133910), (452, 66955), (565, 53564), (791, 38260), (1130, 26782), (1582, 19130), (1913, 15820), (2260, 13391), (3164, 9565), (3826, 7910), (3955, 7652)]