30928240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55229}}^1$

素因数の和:55249

約数の個数: 40

約数和(自身を含む): 82182240

約数和(自身を除く): 51254000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55229, 110458, 220916, 276145, 386603, 441832, 552290, 773206, 883664, 1104580, 1546412, 1933015, 2209160, 3092824, 3866030, 4418320, 6185648, 7732060, 15464120, 30928240]

約数ペア:

[(1, 30928240), (2, 15464120), (4, 7732060), (5, 6185648), (7, 4418320), (8, 3866030), (10, 3092824), (14, 2209160), (16, 1933015), (20, 1546412), (28, 1104580), (35, 883664), (40, 773206), (56, 552290), (70, 441832), (80, 386603), (112, 276145), (140, 220916), (280, 110458), (560, 55229)]