2145710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 4678560

約数和(自身を除く): 2532850

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 151, 203, 245, 290, 302, 406, 490, 755, 1015, 1057, 1421, 1510, 2030, 2114, 2842, 4379, 5285, 7105, 7399, 8758, 10570, 14210, 14798, 21895, 30653, 36995, 43790, 61306, 73990, 153265, 214571, 306530, 429142, 1072855, 2145710]

約数ペア:

[(1, 2145710), (2, 1072855), (5, 429142), (7, 306530), (10, 214571), (14, 153265), (29, 73990), (35, 61306), (49, 43790), (58, 36995), (70, 30653), (98, 21895), (145, 14798), (151, 14210), (203, 10570), (245, 8758), (290, 7399), (302, 7105), (406, 5285), (490, 4379), (755, 2842), (1015, 2114), (1057, 2030), (1421, 1510)]