279730760

素因数分解:

$2^3\times 5^1\times {\mathrm{6993269}}^1$

素因数の和:6993280

約数の個数: 16

約数和(自身を含む): 629394300

約数和(自身を除く): 349663540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6993269, 13986538, 27973076, 34966345, 55946152, 69932690, 139865380, 279730760]

約数ペア:

[(1, 279730760), (2, 139865380), (4, 69932690), (5, 55946152), (8, 34966345), (10, 27973076), (20, 13986538), (40, 6993269)]