11317640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 26732160

約数和(自身を除く): 15414520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 103, 134, 164, 205, 206, 268, 328, 335, 410, 412, 515, 536, 670, 820, 824, 1030, 1340, 1640, 2060, 2680, 2747, 4120, 4223, 5494, 6901, 8446, 10988, 13735, 13802, 16892, 21115, 21976, 27470, 27604, 33784, 34505, 42230, 54940, 55208, 69010, 84460, 109880, 138020, 168920, 276040, 282941, 565882, 1131764, 1414705, 2263528, 2829410, 5658820, 11317640]

約数ペア:

[(1, 11317640), (2, 5658820), (4, 2829410), (5, 2263528), (8, 1414705), (10, 1131764), (20, 565882), (40, 282941), (41, 276040), (67, 168920), (82, 138020), (103, 109880), (134, 84460), (164, 69010), (205, 55208), (206, 54940), (268, 42230), (328, 34505), (335, 33784), (410, 27604), (412, 27470), (515, 21976), (536, 21115), (670, 16892), (820, 13802), (824, 13735), (1030, 10988), (1340, 8446), (1640, 6901), (2060, 5494), (2680, 4223), (2747, 4120)]