307841240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1099433}}^1$

素因数の和:1099451

約数の個数: 32

約数和(自身を含む): 791592480

約数和(自身を除く): 483751240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1099433, 2198866, 4397732, 5497165, 7696031, 8795464, 10994330, 15392062, 21988660, 30784124, 38480155, 43977320, 61568248, 76960310, 153920620, 307841240]

約数ペア:

[(1, 307841240), (2, 153920620), (4, 76960310), (5, 61568248), (7, 43977320), (8, 38480155), (10, 30784124), (14, 21988660), (20, 15392062), (28, 10994330), (35, 8795464), (40, 7696031), (56, 5497165), (70, 4397732), (140, 2198866), (280, 1099433)]