64730420

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{8677}}^1$

素因数の和:9059

約数の個数: 24

約数和(自身を含む): 136314024

約数和(自身を除く): 71583604

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 3730, 7460, 8677, 17354, 34708, 43385, 86770, 173540, 3236521, 6473042, 12946084, 16182605, 32365210, 64730420]

約数ペア:

[(1, 64730420), (2, 32365210), (4, 16182605), (5, 12946084), (10, 6473042), (20, 3236521), (373, 173540), (746, 86770), (1492, 43385), (1865, 34708), (3730, 17354), (7460, 8677)]