566551420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{2141}}^1$

素因数の和:2382

約数の個数: 48

約数和(自身を含む): 1211275296

約数和(自身を除く): 644723876

約数列:

[1, 2, 4, 5, 10, 20, 101, 131, 202, 262, 404, 505, 524, 655, 1010, 1310, 2020, 2141, 2620, 4282, 8564, 10705, 13231, 21410, 26462, 42820, 52924, 66155, 132310, 216241, 264620, 280471, 432482, 560942, 864964, 1081205, 1121884, 1402355, 2162410, 2804710, 4324820, 5609420, 28327571, 56655142, 113310284, 141637855, 283275710, 566551420]

約数ペア:

[(1, 566551420), (2, 283275710), (4, 141637855), (5, 113310284), (10, 56655142), (20, 28327571), (101, 5609420), (131, 4324820), (202, 2804710), (262, 2162410), (404, 1402355), (505, 1121884), (524, 1081205), (655, 864964), (1010, 560942), (1310, 432482), (2020, 280471), (2141, 264620), (2620, 216241), (4282, 132310), (8564, 66155), (10705, 52924), (13231, 42820), (21410, 26462)]