12238640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8999}}^1$

素因数の和:9029

約数の個数: 40

約数和(自身を含む): 30132000

約数和(自身を除く): 17893360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8999, 17998, 35996, 44995, 71992, 89990, 143984, 152983, 179980, 305966, 359960, 611932, 719920, 764915, 1223864, 1529830, 2447728, 3059660, 6119320, 12238640]

約数ペア:

[(1, 12238640), (2, 6119320), (4, 3059660), (5, 2447728), (8, 1529830), (10, 1223864), (16, 764915), (17, 719920), (20, 611932), (34, 359960), (40, 305966), (68, 179980), (80, 152983), (85, 143984), (136, 89990), (170, 71992), (272, 44995), (340, 35996), (680, 17998), (1360, 8999)]