40039670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1523}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 79004160

約数和(自身を除く): 38964490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 1523, 2390, 2629, 3046, 5258, 7615, 13145, 15230, 16753, 26290, 33506, 83765, 167530, 363997, 727994, 1819985, 3639970, 4003967, 8007934, 20019835, 40039670]

約数ペア:

[(1, 40039670), (2, 20019835), (5, 8007934), (10, 4003967), (11, 3639970), (22, 1819985), (55, 727994), (110, 363997), (239, 167530), (478, 83765), (1195, 33506), (1523, 26290), (2390, 16753), (2629, 15230), (3046, 13145), (5258, 7615)]