38447620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 84268800

約数和(自身を除く): 45821180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 151, 290, 302, 439, 580, 604, 755, 878, 1510, 1756, 2195, 3020, 4379, 4390, 8758, 8780, 12731, 17516, 21895, 25462, 43790, 50924, 63655, 66289, 87580, 127310, 132578, 254620, 265156, 331445, 662890, 1325780, 1922381, 3844762, 7689524, 9611905, 19223810, 38447620]

約数ペア:

[(1, 38447620), (2, 19223810), (4, 9611905), (5, 7689524), (10, 3844762), (20, 1922381), (29, 1325780), (58, 662890), (116, 331445), (145, 265156), (151, 254620), (290, 132578), (302, 127310), (439, 87580), (580, 66289), (604, 63655), (755, 50924), (878, 43790), (1510, 25462), (1756, 21895), (2195, 17516), (3020, 12731), (4379, 8780), (4390, 8758)]