20276025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3511}}^1$

素因数の和:3542

約数の個数: 48

約数和(自身を含む): 41806848

約数和(自身を除く): 21530823

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 3511, 5775, 10533, 17555, 24577, 38621, 52665, 73731, 87775, 115863, 122885, 193105, 263325, 270347, 368655, 579315, 614425, 811041, 965525, 1351735, 1843275, 2896575, 4055205, 6758675, 20276025]

約数ペア:

[(1, 20276025), (3, 6758675), (5, 4055205), (7, 2896575), (11, 1843275), (15, 1351735), (21, 965525), (25, 811041), (33, 614425), (35, 579315), (55, 368655), (75, 270347), (77, 263325), (105, 193105), (165, 122885), (175, 115863), (231, 87775), (275, 73731), (385, 52665), (525, 38621), (825, 24577), (1155, 17555), (1925, 10533), (3511, 5775)]