420584590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{145531}}^1$

素因数の和:145572

約数の個数: 24

約数和(自身を含む): 804209832

約数和(自身を除く): 383625242

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 145531, 291062, 727655, 1455310, 2474027, 4948054, 12370135, 24740270, 42058459, 84116918, 210292295, 420584590]

約数ペア:

[(1, 420584590), (2, 210292295), (5, 84116918), (10, 42058459), (17, 24740270), (34, 12370135), (85, 4948054), (170, 2474027), (289, 1455310), (578, 727655), (1445, 291062), (2890, 145531)]