72970760

素因数分解:

$2^3\times 5^1\times {\mathrm{1824269}}^1$

素因数の和:1824280

約数の個数: 16

約数和(自身を含む): 164184300

約数和(自身を除く): 91213540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1824269, 3648538, 7297076, 9121345, 14594152, 18242690, 36485380, 72970760]

約数ペア:

[(1, 72970760), (2, 36485380), (4, 18242690), (5, 14594152), (8, 9121345), (10, 7297076), (20, 3648538), (40, 1824269)]