210249980

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{14621}}^1$

素因数の和:15349

約数の個数: 24

約数和(自身を含む): 442169280

約数和(自身を除く): 231919300

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 2876, 3595, 7190, 14380, 14621, 29242, 58484, 73105, 146210, 292420, 10512499, 21024998, 42049996, 52562495, 105124990, 210249980]

約数ペア:

[(1, 210249980), (2, 105124990), (4, 52562495), (5, 42049996), (10, 21024998), (20, 10512499), (719, 292420), (1438, 146210), (2876, 73105), (3595, 58484), (7190, 29242), (14380, 14621)]