19854840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165457}}^1$

素因数の和:165471

約数の個数: 32

約数和(自身を含む): 59564880

約数和(自身を除く): 39710040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165457, 330914, 496371, 661828, 827285, 992742, 1323656, 1654570, 1985484, 2481855, 3309140, 3970968, 4963710, 6618280, 9927420, 19854840]

約数ペア:

[(1, 19854840), (2, 9927420), (3, 6618280), (4, 4963710), (5, 3970968), (6, 3309140), (8, 2481855), (10, 1985484), (12, 1654570), (15, 1323656), (20, 992742), (24, 827285), (30, 661828), (40, 496371), (60, 330914), (120, 165457)]