42156420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{702607}}^1$

素因数の和:702619

約数の個数: 24

約数和(自身を含む): 118038144

約数和(自身を除く): 75881724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 702607, 1405214, 2107821, 2810428, 3513035, 4215642, 7026070, 8431284, 10539105, 14052140, 21078210, 42156420]

約数ペア:

[(1, 42156420), (2, 21078210), (3, 14052140), (4, 10539105), (5, 8431284), (6, 7026070), (10, 4215642), (12, 3513035), (15, 2810428), (20, 2107821), (30, 1405214), (60, 702607)]