15506940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{258449}}^1$

素因数の和:258461

約数の個数: 24

約数和(自身を含む): 43419600

約数和(自身を除く): 27912660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 258449, 516898, 775347, 1033796, 1292245, 1550694, 2584490, 3101388, 3876735, 5168980, 7753470, 15506940]

約数ペア:

[(1, 15506940), (2, 7753470), (3, 5168980), (4, 3876735), (5, 3101388), (6, 2584490), (10, 1550694), (12, 1292245), (15, 1033796), (20, 775347), (30, 516898), (60, 258449)]