20040180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{587}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 56306880

約数和(自身を除く): 36266700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 569, 587, 1138, 1174, 1707, 1761, 2276, 2348, 2845, 2935, 3414, 3522, 5690, 5870, 6828, 7044, 8535, 8805, 11380, 11740, 17070, 17610, 34140, 35220, 334003, 668006, 1002009, 1336012, 1670015, 2004018, 3340030, 4008036, 5010045, 6680060, 10020090, 20040180]

約数ペア:

[(1, 20040180), (2, 10020090), (3, 6680060), (4, 5010045), (5, 4008036), (6, 3340030), (10, 2004018), (12, 1670015), (15, 1336012), (20, 1002009), (30, 668006), (60, 334003), (569, 35220), (587, 34140), (1138, 17610), (1174, 17070), (1707, 11740), (1761, 11380), (2276, 8805), (2348, 8535), (2845, 7044), (2935, 6828), (3414, 5870), (3522, 5690)]