30924460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{220889}}^1$

素因数の和:220905

約数の個数: 24

約数和(自身を含む): 74219040

約数和(自身を除く): 43294580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 220889, 441778, 883556, 1104445, 1546223, 2208890, 3092446, 4417780, 6184892, 7731115, 15462230, 30924460]

約数ペア:

[(1, 30924460), (2, 15462230), (4, 7731115), (5, 6184892), (7, 4417780), (10, 3092446), (14, 2208890), (20, 1546223), (28, 1104445), (35, 883556), (70, 441778), (140, 220889)]