742256420

素因数分解:

$2^2\times 5^1\times {\mathrm{3491}}^1\times {\mathrm{10631}}^1$

素因数の和:14131

約数の個数: 24

約数和(自身を含む): 1559331648

約数和(自身を除く): 817075228

約数列:

[1, 2, 4, 5, 10, 20, 3491, 6982, 10631, 13964, 17455, 21262, 34910, 42524, 53155, 69820, 106310, 212620, 37112821, 74225642, 148451284, 185564105, 371128210, 742256420]

約数ペア:

[(1, 742256420), (2, 371128210), (4, 185564105), (5, 148451284), (10, 74225642), (20, 37112821), (3491, 212620), (6982, 106310), (10631, 69820), (13964, 53155), (17455, 42524), (21262, 34910)]