39827870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{128477}}^1$

素因数の和:128515

約数の個数: 16

約数和(自身を含む): 74003328

約数和(自身を除く): 34175458

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 128477, 256954, 642385, 1284770, 3982787, 7965574, 19913935, 39827870]

約数ペア:

[(1, 39827870), (2, 19913935), (5, 7965574), (10, 3982787), (31, 1284770), (62, 642385), (155, 256954), (310, 128477)]