12964820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1952

約数の個数: 48

約数和(自身を含む): 30675456

約数和(自身を除く): 17710636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 1901, 3410, 3802, 6820, 7604, 9505, 19010, 20911, 38020, 41822, 58931, 83644, 104555, 117862, 209110, 235724, 294655, 418220, 589310, 648241, 1178620, 1296482, 2592964, 3241205, 6482410, 12964820]

約数ペア:

[(1, 12964820), (2, 6482410), (4, 3241205), (5, 2592964), (10, 1296482), (11, 1178620), (20, 648241), (22, 589310), (31, 418220), (44, 294655), (55, 235724), (62, 209110), (110, 117862), (124, 104555), (155, 83644), (220, 58931), (310, 41822), (341, 38020), (620, 20911), (682, 19010), (1364, 9505), (1705, 7604), (1901, 6820), (3410, 3802)]