209538690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{148609}}^1$

素因数の和:148666

約数の個数: 32

約数和(自身を含む): 513596160

約数和(自身を除く): 304057470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 148609, 297218, 445827, 743045, 891654, 1486090, 2229135, 4458270, 6984623, 13969246, 20953869, 34923115, 41907738, 69846230, 104769345, 209538690]

約数ペア:

[(1, 209538690), (2, 104769345), (3, 69846230), (5, 41907738), (6, 34923115), (10, 20953869), (15, 13969246), (30, 6984623), (47, 4458270), (94, 2229135), (141, 1486090), (235, 891654), (282, 743045), (470, 445827), (705, 297218), (1410, 148609)]