20192904020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{93287}}^1$

素因数の和:93512

約数の個数: 48

約数和(自身を含む): 43255779840

約数和(自身を除く): 23062875820

約数列:

[1, 2, 4, 5, 10, 20, 79, 137, 158, 274, 316, 395, 548, 685, 790, 1370, 1580, 2740, 10823, 21646, 43292, 54115, 93287, 108230, 186574, 216460, 373148, 466435, 932870, 1865740, 7369673, 12780319, 14739346, 25560638, 29478692, 36848365, 51121276, 63901595, 73696730, 127803190, 147393460, 255606380, 1009645201, 2019290402, 4038580804, 5048226005, 10096452010, 20192904020]

約数ペア:

[(1, 20192904020), (2, 10096452010), (4, 5048226005), (5, 4038580804), (10, 2019290402), (20, 1009645201), (79, 255606380), (137, 147393460), (158, 127803190), (274, 73696730), (316, 63901595), (395, 51121276), (548, 36848365), (685, 29478692), (790, 25560638), (1370, 14739346), (1580, 12780319), (2740, 7369673), (10823, 1865740), (21646, 932870), (43292, 466435), (54115, 373148), (93287, 216460), (108230, 186574)]