20131267220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{295961}}^1$

素因数の和:296168

約数の個数: 48

約数和(自身を含む): 44749454400

約数和(自身を除く): 24618187180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 380, 716, 895, 1790, 3401, 3580, 6802, 13604, 17005, 34010, 68020, 295961, 591922, 1183844, 1479805, 2959610, 5623259, 5919220, 11246518, 22493036, 28116295, 52977019, 56232590, 105954038, 112465180, 211908076, 264885095, 529770190, 1006563361, 1059540380, 2013126722, 4026253444, 5032816805, 10065633610, 20131267220]

約数ペア:

[(1, 20131267220), (2, 10065633610), (4, 5032816805), (5, 4026253444), (10, 2013126722), (19, 1059540380), (20, 1006563361), (38, 529770190), (76, 264885095), (95, 211908076), (179, 112465180), (190, 105954038), (358, 56232590), (380, 52977019), (716, 28116295), (895, 22493036), (1790, 11246518), (3401, 5919220), (3580, 5623259), (6802, 2959610), (13604, 1479805), (17005, 1183844), (34010, 591922), (68020, 295961)]