219045890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{13093}}^1$

素因数の和:13346

約数の個数: 32

約数和(自身を含む): 452528640

約数和(自身を除く): 233482750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 239, 478, 1195, 1673, 2390, 3346, 8365, 13093, 16730, 26186, 65465, 91651, 130930, 183302, 458255, 916510, 3129227, 6258454, 15646135, 21904589, 31292270, 43809178, 109522945, 219045890]

約数ペア:

[(1, 219045890), (2, 109522945), (5, 43809178), (7, 31292270), (10, 21904589), (14, 15646135), (35, 6258454), (70, 3129227), (239, 916510), (478, 458255), (1195, 183302), (1673, 130930), (2390, 91651), (3346, 65465), (8365, 26186), (13093, 16730)]