31376260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 69672960

約数和(自身を除く): 38296700

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 235, 290, 470, 580, 940, 1151, 1363, 2302, 2726, 4604, 5452, 5755, 6815, 11510, 13630, 23020, 27260, 33379, 54097, 66758, 108194, 133516, 166895, 216388, 270485, 333790, 540970, 667580, 1081940, 1568813, 3137626, 6275252, 7844065, 15688130, 31376260]

約数ペア:

[(1, 31376260), (2, 15688130), (4, 7844065), (5, 6275252), (10, 3137626), (20, 1568813), (29, 1081940), (47, 667580), (58, 540970), (94, 333790), (116, 270485), (145, 216388), (188, 166895), (235, 133516), (290, 108194), (470, 66758), (580, 54097), (940, 33379), (1151, 27260), (1363, 23020), (2302, 13630), (2726, 11510), (4604, 6815), (5452, 5755)]