7838890

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5261}}^1$

素因数の和:5417

約数の個数: 16

約数和(自身を含む): 14207400

約数和(自身を除く): 6368510

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 5261, 10522, 26305, 52610, 783889, 1567778, 3919445, 7838890]

約数ペア:

[(1, 7838890), (2, 3919445), (5, 1567778), (10, 783889), (149, 52610), (298, 26305), (745, 10522), (1490, 5261)]