39218780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14969}}^1$

素因数の和:15109

約数の個数: 24

約数和(自身を含む): 82993680

約数和(自身を除く): 43774900

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 14969, 29938, 59876, 74845, 149690, 299380, 1960939, 3921878, 7843756, 9804695, 19609390, 39218780]

約数ペア:

[(1, 39218780), (2, 19609390), (4, 9804695), (5, 7843756), (10, 3921878), (20, 1960939), (131, 299380), (262, 149690), (524, 74845), (655, 59876), (1310, 29938), (2620, 14969)]