18740050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{7649}}^1$

素因数の和:7675

約数の個数: 36

約数和(自身を含む): 40552650

約数和(自身を除く): 21812600

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 7649, 15298, 38245, 53543, 76490, 107086, 191225, 267715, 374801, 382450, 535430, 749602, 1338575, 1874005, 2677150, 3748010, 9370025, 18740050]

約数ペア:

[(1, 18740050), (2, 9370025), (5, 3748010), (7, 2677150), (10, 1874005), (14, 1338575), (25, 749602), (35, 535430), (49, 382450), (50, 374801), (70, 267715), (98, 191225), (175, 107086), (245, 76490), (350, 53543), (490, 38245), (1225, 15298), (2450, 7649)]