12079940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 26417664

約数和(自身を除く): 14337724

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 181, 188, 235, 284, 355, 362, 470, 710, 724, 905, 940, 1420, 1810, 3337, 3620, 6674, 8507, 12851, 13348, 16685, 17014, 25702, 33370, 34028, 42535, 51404, 64255, 66740, 85070, 128510, 170140, 257020, 603997, 1207994, 2415988, 3019985, 6039970, 12079940]

約数ペア:

[(1, 12079940), (2, 6039970), (4, 3019985), (5, 2415988), (10, 1207994), (20, 603997), (47, 257020), (71, 170140), (94, 128510), (142, 85070), (181, 66740), (188, 64255), (235, 51404), (284, 42535), (355, 34028), (362, 33370), (470, 25702), (710, 17014), (724, 16685), (905, 13348), (940, 12851), (1420, 8507), (1810, 6674), (3337, 3620)]