15420950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9949}}^1$

素因数の和:9992

約数の個数: 24

約数和(自身を含む): 29611200

約数和(自身を除く): 14190250

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 9949, 19898, 49745, 99490, 248725, 308419, 497450, 616838, 1542095, 3084190, 7710475, 15420950]

約数ペア:

[(1, 15420950), (2, 7710475), (5, 3084190), (10, 1542095), (25, 616838), (31, 497450), (50, 308419), (62, 248725), (155, 99490), (310, 49745), (775, 19898), (1550, 9949)]