2012040560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{613427}}^1$

素因数の和:613481

約数の個数: 40

約数和(自身を含む): 4792099536

約数和(自身を除く): 2780058976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 613427, 1226854, 2453708, 3067135, 4907416, 6134270, 9814832, 12268540, 24537080, 25150507, 49074160, 50301014, 100602028, 125752535, 201204056, 251505070, 402408112, 503010140, 1006020280, 2012040560]

約数ペア:

[(1, 2012040560), (2, 1006020280), (4, 503010140), (5, 402408112), (8, 251505070), (10, 201204056), (16, 125752535), (20, 100602028), (40, 50301014), (41, 49074160), (80, 25150507), (82, 24537080), (164, 12268540), (205, 9814832), (328, 6134270), (410, 4907416), (656, 3067135), (820, 2453708), (1640, 1226854), (3280, 613427)]