27812480

素因数分解:

$2^7\times 5^1\times {\mathrm{43457}}^1$

素因数の和:43476

約数の個数: 32

約数和(自身を含む): 66490740

約数和(自身を除く): 38678260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 43457, 86914, 173828, 217285, 347656, 434570, 695312, 869140, 1390624, 1738280, 2781248, 3476560, 5562496, 6953120, 13906240, 27812480]

約数ペア:

[(1, 27812480), (2, 13906240), (4, 6953120), (5, 5562496), (8, 3476560), (10, 2781248), (16, 1738280), (20, 1390624), (32, 869140), (40, 695312), (64, 434570), (80, 347656), (128, 217285), (160, 173828), (320, 86914), (640, 43457)]