20180212150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{945209}}^1$

素因数の和:945289

約数の個数: 48

約数和(自身を含む): 43600646880

約数和(自身を除く): 23420434730

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 350, 427, 610, 854, 1525, 2135, 3050, 4270, 10675, 21350, 945209, 1890418, 4726045, 6616463, 9452090, 13232926, 23630225, 33082315, 47260450, 57657749, 66164630, 115315498, 165411575, 288288745, 330823150, 403604243, 576577490, 807208486, 1441443725, 2018021215, 2882887450, 4036042430, 10090106075, 20180212150]

約数ペア:

[(1, 20180212150), (2, 10090106075), (5, 4036042430), (7, 2882887450), (10, 2018021215), (14, 1441443725), (25, 807208486), (35, 576577490), (50, 403604243), (61, 330823150), (70, 288288745), (122, 165411575), (175, 115315498), (305, 66164630), (350, 57657749), (427, 47260450), (610, 33082315), (854, 23630225), (1525, 13232926), (2135, 9452090), (3050, 6616463), (4270, 4726045), (10675, 1890418), (21350, 945209)]