120408040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{31033}}^1$

素因数の和:31141

約数の個数: 32

約数和(自身を含む): 273719880

約数和(自身を除く): 153311840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 31033, 62066, 124132, 155165, 248264, 310330, 620660, 1241320, 3010201, 6020402, 12040804, 15051005, 24081608, 30102010, 60204020, 120408040]

約数ペア:

[(1, 120408040), (2, 60204020), (4, 30102010), (5, 24081608), (8, 15051005), (10, 12040804), (20, 6020402), (40, 3010201), (97, 1241320), (194, 620660), (388, 310330), (485, 248264), (776, 155165), (970, 124132), (1940, 62066), (3880, 31033)]