40478228

素因数分解:

$2^2\times 7^1\times {\mathrm{709}}^1\times {\mathrm{2039}}^1$

素因数の和:2759

約数の個数: 24

約数和(自身を含む): 81110400

約数和(自身を除く): 40632172

約数列:

[1, 2, 4, 7, 14, 28, 709, 1418, 2039, 2836, 4078, 4963, 8156, 9926, 14273, 19852, 28546, 57092, 1445651, 2891302, 5782604, 10119557, 20239114, 40478228]

約数ペア:

[(1, 40478228), (2, 20239114), (4, 10119557), (7, 5782604), (14, 2891302), (28, 1445651), (709, 57092), (1418, 28546), (2039, 19852), (2836, 14273), (4078, 9926), (4963, 8156)]