2207392280

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{397013}}^1$

素因数の和:397163

約数の個数: 32

約数和(自身を含む): 5002376400

約数和(自身を除く): 2794984120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 397013, 794026, 1588052, 1985065, 3176104, 3970130, 7940260, 15880520, 55184807, 110369614, 220739228, 275924035, 441478456, 551848070, 1103696140, 2207392280]

約数ペア:

[(1, 2207392280), (2, 1103696140), (4, 551848070), (5, 441478456), (8, 275924035), (10, 220739228), (20, 110369614), (40, 55184807), (139, 15880520), (278, 7940260), (556, 3970130), (695, 3176104), (1112, 1985065), (1390, 1588052), (2780, 794026), (5560, 397013)]