54949640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{12157}}^1$

素因数の和:12281

約数の個数: 32

約数和(自身を含む): 124741080

約数和(自身を除く): 69791440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 12157, 24314, 48628, 60785, 97256, 121570, 243140, 486280, 1373741, 2747482, 5494964, 6868705, 10989928, 13737410, 27474820, 54949640]

約数ペア:

[(1, 54949640), (2, 27474820), (4, 13737410), (5, 10989928), (8, 6868705), (10, 5494964), (20, 2747482), (40, 1373741), (113, 486280), (226, 243140), (452, 121570), (565, 97256), (904, 60785), (1130, 48628), (2260, 24314), (4520, 12157)]