12888040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1723}}^1$

素因数の和:1762

約数の個数: 64

約数和(自身を含む): 33514560

約数和(自身を除く): 20626520

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1723, 1870, 3446, 3740, 6892, 7480, 8615, 13784, 17230, 18953, 29291, 34460, 37906, 58582, 68920, 75812, 94765, 117164, 146455, 151624, 189530, 234328, 292910, 322201, 379060, 585820, 644402, 758120, 1171640, 1288804, 1611005, 2577608, 3222010, 6444020, 12888040]

約数ペア:

[(1, 12888040), (2, 6444020), (4, 3222010), (5, 2577608), (8, 1611005), (10, 1288804), (11, 1171640), (17, 758120), (20, 644402), (22, 585820), (34, 379060), (40, 322201), (44, 292910), (55, 234328), (68, 189530), (85, 151624), (88, 146455), (110, 117164), (136, 94765), (170, 75812), (187, 68920), (220, 58582), (340, 37906), (374, 34460), (440, 29291), (680, 18953), (748, 17230), (935, 13784), (1496, 8615), (1723, 7480), (1870, 6892), (3446, 3740)]