20161164980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1\times {\mathrm{3343}}^1$

素因数の和:3789

約数の個数: 96

約数和(自身を含む): 46920867840

約数和(自身を除く): 26759702860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 347, 395, 694, 790, 869, 1388, 1580, 1735, 1738, 3343, 3470, 3476, 3817, 4345, 6686, 6940, 7634, 8690, 13372, 15268, 16715, 17380, 19085, 27413, 33430, 36773, 38170, 54826, 66860, 73546, 76340, 109652, 137065, 147092, 183865, 264097, 274130, 301543, 367730, 528194, 548260, 603086, 735460, 1056388, 1160021, 1206172, 1320485, 1507715, 2320042, 2640970, 2905067, 3015430, 4640084, 5281940, 5800105, 5810134, 6030860, 11600210, 11620268, 12760231, 14525335, 23200420, 25520462, 29050670, 51040924, 58101340, 63801155, 91641659, 127602310, 183283318, 255204620, 366566636, 458208295, 916416590, 1008058249, 1832833180, 2016116498, 4032232996, 5040291245, 10080582490, 20161164980]

約数ペア:

[(1, 20161164980), (2, 10080582490), (4, 5040291245), (5, 4032232996), (10, 2016116498), (11, 1832833180), (20, 1008058249), (22, 916416590), (44, 458208295), (55, 366566636), (79, 255204620), (110, 183283318), (158, 127602310), (220, 91641659), (316, 63801155), (347, 58101340), (395, 51040924), (694, 29050670), (790, 25520462), (869, 23200420), (1388, 14525335), (1580, 12760231), (1735, 11620268), (1738, 11600210), (3343, 6030860), (3470, 5810134), (3476, 5800105), (3817, 5281940), (4345, 4640084), (6686, 3015430), (6940, 2905067), (7634, 2640970), (8690, 2320042), (13372, 1507715), (15268, 1320485), (16715, 1206172), (17380, 1160021), (19085, 1056388), (27413, 735460), (33430, 603086), (36773, 548260), (38170, 528194), (54826, 367730), (66860, 301543), (73546, 274130), (76340, 264097), (109652, 183865), (137065, 147092)]