2021703460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14440739}}^1$

素因数の和:14440755

約数の個数: 24

約数和(自身を含む): 4852088640

約数和(自身を除く): 2830385180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14440739, 28881478, 57762956, 72203695, 101085173, 144407390, 202170346, 288814780, 404340692, 505425865, 1010851730, 2021703460]

約数ペア:

[(1, 2021703460), (2, 1010851730), (4, 505425865), (5, 404340692), (7, 288814780), (10, 202170346), (14, 144407390), (20, 101085173), (28, 72203695), (35, 57762956), (70, 28881478), (140, 14440739)]