208568140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:967

約数の個数: 96

約数和(自身を含む): 509773824

約数和(自身を除く): 301205684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 47, 55, 92, 94, 110, 115, 188, 220, 230, 235, 253, 460, 470, 506, 517, 877, 940, 1012, 1034, 1081, 1265, 1754, 2068, 2162, 2530, 2585, 3508, 4324, 4385, 5060, 5170, 5405, 8770, 9647, 10340, 10810, 11891, 17540, 19294, 20171, 21620, 23782, 38588, 40342, 41219, 47564, 48235, 59455, 80684, 82438, 96470, 100855, 118910, 164876, 192940, 201710, 206095, 221881, 237820, 403420, 412190, 443762, 453409, 824380, 887524, 906818, 948037, 1109405, 1813636, 1896074, 2218810, 2267045, 3792148, 4437620, 4534090, 4740185, 9068180, 9480370, 10428407, 18960740, 20856814, 41713628, 52142035, 104284070, 208568140]

約数ペア:

[(1, 208568140), (2, 104284070), (4, 52142035), (5, 41713628), (10, 20856814), (11, 18960740), (20, 10428407), (22, 9480370), (23, 9068180), (44, 4740185), (46, 4534090), (47, 4437620), (55, 3792148), (92, 2267045), (94, 2218810), (110, 1896074), (115, 1813636), (188, 1109405), (220, 948037), (230, 906818), (235, 887524), (253, 824380), (460, 453409), (470, 443762), (506, 412190), (517, 403420), (877, 237820), (940, 221881), (1012, 206095), (1034, 201710), (1081, 192940), (1265, 164876), (1754, 118910), (2068, 100855), (2162, 96470), (2530, 82438), (2585, 80684), (3508, 59455), (4324, 48235), (4385, 47564), (5060, 41219), (5170, 40342), (5405, 38588), (8770, 23782), (9647, 21620), (10340, 20171), (10810, 19294), (11891, 17540)]