2109307820

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{881}}^1\times {\mathrm{2029}}^1$

素因数の和:2978

約数の個数: 48

約数和(自身を含む): 4511959200

約数和(自身を除く): 2402651380

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 881, 1180, 1762, 2029, 3524, 4058, 4405, 8116, 8810, 10145, 17620, 20290, 40580, 51979, 103958, 119711, 207916, 239422, 259895, 478844, 519790, 598555, 1039580, 1197110, 1787549, 2394220, 3575098, 7150196, 8937745, 17875490, 35750980, 105465391, 210930782, 421861564, 527326955, 1054653910, 2109307820]

約数ペア:

[(1, 2109307820), (2, 1054653910), (4, 527326955), (5, 421861564), (10, 210930782), (20, 105465391), (59, 35750980), (118, 17875490), (236, 8937745), (295, 7150196), (590, 3575098), (881, 2394220), (1180, 1787549), (1762, 1197110), (2029, 1039580), (3524, 598555), (4058, 519790), (4405, 478844), (8116, 259895), (8810, 239422), (10145, 207916), (17620, 119711), (20290, 103958), (40580, 51979)]