20194994460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{702679}}^1$

素因数の和:703170

約数の個数: 48

約数和(自身を含む): 56664115200

約数和(自身を除く): 36469120740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 479, 958, 1437, 1916, 2395, 2874, 4790, 5748, 7185, 9580, 14370, 28740, 702679, 1405358, 2108037, 2810716, 3513395, 4216074, 7026790, 8432148, 10540185, 14053580, 21080370, 42160740, 336583241, 673166482, 1009749723, 1346332964, 1682916205, 2019499446, 3365832410, 4038998892, 5048748615, 6731664820, 10097497230, 20194994460]

約数ペア:

[(1, 20194994460), (2, 10097497230), (3, 6731664820), (4, 5048748615), (5, 4038998892), (6, 3365832410), (10, 2019499446), (12, 1682916205), (15, 1346332964), (20, 1009749723), (30, 673166482), (60, 336583241), (479, 42160740), (958, 21080370), (1437, 14053580), (1916, 10540185), (2395, 8432148), (2874, 7026790), (4790, 4216074), (5748, 3513395), (7185, 2810716), (9580, 2108037), (14370, 1405358), (28740, 702679)]