40920368

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{8171}}^1$

素因数の和:8492

約数の個数: 20

約数和(自身を含む): 79546248

約数和(自身を除く): 38625880

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 8171, 16342, 32684, 65368, 130736, 2557523, 5115046, 10230092, 20460184, 40920368]

約数ペア:

[(1, 40920368), (2, 20460184), (4, 10230092), (8, 5115046), (16, 2557523), (313, 130736), (626, 65368), (1252, 32684), (2504, 16342), (5008, 8171)]