19254926020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1579}}^1\times {\mathrm{5039}}^1$

素因数の和:6649

約数の個数: 72

約数和(自身を含む): 44482435200

約数和(自身を除く): 25227509180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1579, 2420, 3158, 5039, 6316, 7895, 10078, 15790, 17369, 20156, 25195, 31580, 34738, 50390, 55429, 69476, 86845, 100780, 110858, 173690, 191059, 221716, 277145, 347380, 382118, 554290, 609719, 764236, 955295, 1108580, 1219438, 1910590, 2438876, 3048595, 3821180, 6097190, 7956581, 12194380, 15913162, 31826324, 39782905, 79565810, 87522391, 159131620, 175044782, 350089564, 437611955, 875223910, 962746301, 1750447820, 1925492602, 3850985204, 4813731505, 9627463010, 19254926020]

約数ペア:

[(1, 19254926020), (2, 9627463010), (4, 4813731505), (5, 3850985204), (10, 1925492602), (11, 1750447820), (20, 962746301), (22, 875223910), (44, 437611955), (55, 350089564), (110, 175044782), (121, 159131620), (220, 87522391), (242, 79565810), (484, 39782905), (605, 31826324), (1210, 15913162), (1579, 12194380), (2420, 7956581), (3158, 6097190), (5039, 3821180), (6316, 3048595), (7895, 2438876), (10078, 1910590), (15790, 1219438), (17369, 1108580), (20156, 955295), (25195, 764236), (31580, 609719), (34738, 554290), (50390, 382118), (55429, 347380), (69476, 277145), (86845, 221716), (100780, 191059), (110858, 173690)]