1242307420

素因数分解:

$2^2\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{38653}}^1$

素因数の和:40269

約数の個数: 24

約数和(自身を含む): 2610536544

約数和(自身を除く): 1368229124

約数列:

[1, 2, 4, 5, 10, 20, 1607, 3214, 6428, 8035, 16070, 32140, 38653, 77306, 154612, 193265, 386530, 773060, 62115371, 124230742, 248461484, 310576855, 621153710, 1242307420]

約数ペア:

[(1, 1242307420), (2, 621153710), (4, 310576855), (5, 248461484), (10, 124230742), (20, 62115371), (1607, 773060), (3214, 386530), (6428, 193265), (8035, 154612), (16070, 77306), (32140, 38653)]