395163920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{214763}}^1$

素因数の和:214799

約数の個数: 40

約数和(自身を含む): 958706496

約数和(自身を除く): 563542576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 214763, 429526, 859052, 1073815, 1718104, 2147630, 3436208, 4295260, 4939549, 8590520, 9879098, 17181040, 19758196, 24697745, 39516392, 49395490, 79032784, 98790980, 197581960, 395163920]

約数ペア:

[(1, 395163920), (2, 197581960), (4, 98790980), (5, 79032784), (8, 49395490), (10, 39516392), (16, 24697745), (20, 19758196), (23, 17181040), (40, 9879098), (46, 8590520), (80, 4939549), (92, 4295260), (115, 3436208), (184, 2147630), (230, 1718104), (368, 1073815), (460, 859052), (920, 429526), (1840, 214763)]