4496000

素因数分解:

$2^7\times 5^3\times {\mathrm{281}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 11217960

約数和(自身を除く): 6721960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 281, 320, 400, 500, 562, 640, 800, 1000, 1124, 1405, 1600, 2000, 2248, 2810, 3200, 4000, 4496, 5620, 7025, 8000, 8992, 11240, 14050, 16000, 17984, 22480, 28100, 35125, 35968, 44960, 56200, 70250, 89920, 112400, 140500, 179840, 224800, 281000, 449600, 562000, 899200, 1124000, 2248000, 4496000]

約数ペア:

[(1, 4496000), (2, 2248000), (4, 1124000), (5, 899200), (8, 562000), (10, 449600), (16, 281000), (20, 224800), (25, 179840), (32, 140500), (40, 112400), (50, 89920), (64, 70250), (80, 56200), (100, 44960), (125, 35968), (128, 35125), (160, 28100), (200, 22480), (250, 17984), (281, 16000), (320, 14050), (400, 11240), (500, 8992), (562, 8000), (640, 7025), (800, 5620), (1000, 4496), (1124, 4000), (1405, 3200), (1600, 2810), (2000, 2248)]