1330984840

素因数分解:

$2^3\times 5^1\times {\mathrm{33274621}}^1$

素因数の和:33274632

約数の個数: 16

約数和(自身を含む): 2994715980

約数和(自身を除く): 1663731140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33274621, 66549242, 133098484, 166373105, 266196968, 332746210, 665492420, 1330984840]

約数ペア:

[(1, 1330984840), (2, 665492420), (4, 332746210), (5, 266196968), (8, 166373105), (10, 133098484), (20, 66549242), (40, 33274621)]