31350620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1483}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 75790848

約数和(自身を除く): 44440228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 755, 1057, 1483, 1510, 2114, 2966, 3020, 4228, 5285, 5932, 7415, 10381, 10570, 14830, 20762, 21140, 29660, 41524, 51905, 103810, 207620, 223933, 447866, 895732, 1119665, 1567531, 2239330, 3135062, 4478660, 6270124, 7837655, 15675310, 31350620]

約数ペア:

[(1, 31350620), (2, 15675310), (4, 7837655), (5, 6270124), (7, 4478660), (10, 3135062), (14, 2239330), (20, 1567531), (28, 1119665), (35, 895732), (70, 447866), (140, 223933), (151, 207620), (302, 103810), (604, 51905), (755, 41524), (1057, 29660), (1483, 21140), (1510, 20762), (2114, 14830), (2966, 10570), (3020, 10381), (4228, 7415), (5285, 5932)]