12508520

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1747}}^1$

素因数の和:1937

約数の個数: 32

約数和(自身を含む): 28317600

約数和(自身を除く): 15809080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1747, 1790, 3494, 3580, 6988, 7160, 8735, 13976, 17470, 34940, 69880, 312713, 625426, 1250852, 1563565, 2501704, 3127130, 6254260, 12508520]

約数ペア:

[(1, 12508520), (2, 6254260), (4, 3127130), (5, 2501704), (8, 1563565), (10, 1250852), (20, 625426), (40, 312713), (179, 69880), (358, 34940), (716, 17470), (895, 13976), (1432, 8735), (1747, 7160), (1790, 6988), (3494, 3580)]