12308120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2543}}^1$

素因数の和:2576

約数の個数: 48

約数和(自身を含む): 30451680

約数和(自身を除く): 18143560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 2543, 4840, 5086, 10172, 12715, 20344, 25430, 27973, 50860, 55946, 101720, 111892, 139865, 223784, 279730, 307703, 559460, 615406, 1118920, 1230812, 1538515, 2461624, 3077030, 6154060, 12308120]

約数ペア:

[(1, 12308120), (2, 6154060), (4, 3077030), (5, 2461624), (8, 1538515), (10, 1230812), (11, 1118920), (20, 615406), (22, 559460), (40, 307703), (44, 279730), (55, 223784), (88, 139865), (110, 111892), (121, 101720), (220, 55946), (242, 50860), (440, 27973), (484, 25430), (605, 20344), (968, 12715), (1210, 10172), (2420, 5086), (2543, 4840)]