56726780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 140555520

約数和(自身を除く): 83828740

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 55, 76, 82, 95, 110, 164, 190, 205, 209, 220, 331, 380, 410, 418, 451, 662, 779, 820, 836, 902, 1045, 1324, 1558, 1655, 1804, 2090, 2255, 3116, 3310, 3641, 3895, 4180, 4510, 6289, 6620, 7282, 7790, 8569, 9020, 12578, 13571, 14564, 15580, 17138, 18205, 25156, 27142, 31445, 34276, 36410, 42845, 54284, 62890, 67855, 69179, 72820, 85690, 125780, 135710, 138358, 149281, 171380, 257849, 271420, 276716, 298562, 345895, 515698, 597124, 691790, 746405, 1031396, 1289245, 1383580, 1492810, 2578490, 2836339, 2985620, 5156980, 5672678, 11345356, 14181695, 28363390, 56726780]

約数ペア:

[(1, 56726780), (2, 28363390), (4, 14181695), (5, 11345356), (10, 5672678), (11, 5156980), (19, 2985620), (20, 2836339), (22, 2578490), (38, 1492810), (41, 1383580), (44, 1289245), (55, 1031396), (76, 746405), (82, 691790), (95, 597124), (110, 515698), (164, 345895), (190, 298562), (205, 276716), (209, 271420), (220, 257849), (331, 171380), (380, 149281), (410, 138358), (418, 135710), (451, 125780), (662, 85690), (779, 72820), (820, 69179), (836, 67855), (902, 62890), (1045, 54284), (1324, 42845), (1558, 36410), (1655, 34276), (1804, 31445), (2090, 27142), (2255, 25156), (3116, 18205), (3310, 17138), (3641, 15580), (3895, 14564), (4180, 13571), (4510, 12578), (6289, 9020), (6620, 8569), (7282, 7790)]