12135880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9787}}^1$

素因数の和:9829

約数の個数: 32

約数和(自身を含む): 28189440

約数和(自身を除く): 16053560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9787, 19574, 39148, 48935, 78296, 97870, 195740, 303397, 391480, 606794, 1213588, 1516985, 2427176, 3033970, 6067940, 12135880]

約数ペア:

[(1, 12135880), (2, 6067940), (4, 3033970), (5, 2427176), (8, 1516985), (10, 1213588), (20, 606794), (31, 391480), (40, 303397), (62, 195740), (124, 97870), (155, 78296), (248, 48935), (310, 39148), (620, 19574), (1240, 9787)]