12842720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7297}}^1$

素因数の和:7323

約数の個数: 48

約数和(自身を含む): 33103728

約数和(自身を除く): 20261008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7297, 14594, 29188, 36485, 58376, 72970, 80267, 116752, 145940, 160534, 233504, 291880, 321068, 401335, 583760, 642136, 802670, 1167520, 1284272, 1605340, 2568544, 3210680, 6421360, 12842720]

約数ペア:

[(1, 12842720), (2, 6421360), (4, 3210680), (5, 2568544), (8, 1605340), (10, 1284272), (11, 1167520), (16, 802670), (20, 642136), (22, 583760), (32, 401335), (40, 321068), (44, 291880), (55, 233504), (80, 160534), (88, 145940), (110, 116752), (160, 80267), (176, 72970), (220, 58376), (352, 36485), (440, 29188), (880, 14594), (1760, 7297)]