20120462205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{2251}}^1$

素因数の和:2754

約数の個数: 64

約数和(自身を含む): 34417766400

約数和(自身を除く): 14297304195

約数列:

[1, 3, 5, 15, 19, 57, 79, 95, 237, 285, 395, 397, 1185, 1191, 1501, 1985, 2251, 4503, 5955, 6753, 7505, 7543, 11255, 22515, 22629, 31363, 33765, 37715, 42769, 94089, 113145, 128307, 156815, 177829, 213845, 470445, 533487, 595897, 641535, 889145, 893647, 1787691, 2667435, 2680941, 2979485, 3378751, 4468235, 8938455, 10136253, 13404705, 16893755, 16979293, 50681265, 50937879, 70598113, 84896465, 211794339, 254689395, 352990565, 1058971695, 1341364147, 4024092441, 6706820735, 20120462205]

約数ペア:

[(1, 20120462205), (3, 6706820735), (5, 4024092441), (15, 1341364147), (19, 1058971695), (57, 352990565), (79, 254689395), (95, 211794339), (237, 84896465), (285, 70598113), (395, 50937879), (397, 50681265), (1185, 16979293), (1191, 16893755), (1501, 13404705), (1985, 10136253), (2251, 8938455), (4503, 4468235), (5955, 3378751), (6753, 2979485), (7505, 2680941), (7543, 2667435), (11255, 1787691), (22515, 893647), (22629, 889145), (31363, 641535), (33765, 595897), (37715, 533487), (42769, 470445), (94089, 213845), (113145, 177829), (128307, 156815)]