5620000

素因数分解:

$2^5\times 5^4\times {\mathrm{281}}^1$

素因数の和:311

約数の個数: 60

約数和(自身を含む): 13875246

約数和(自身を除く): 8255246

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 281, 400, 500, 562, 625, 800, 1000, 1124, 1250, 1405, 2000, 2248, 2500, 2810, 4000, 4496, 5000, 5620, 7025, 8992, 10000, 11240, 14050, 20000, 22480, 28100, 35125, 44960, 56200, 70250, 112400, 140500, 175625, 224800, 281000, 351250, 562000, 702500, 1124000, 1405000, 2810000, 5620000]

約数ペア:

[(1, 5620000), (2, 2810000), (4, 1405000), (5, 1124000), (8, 702500), (10, 562000), (16, 351250), (20, 281000), (25, 224800), (32, 175625), (40, 140500), (50, 112400), (80, 70250), (100, 56200), (125, 44960), (160, 35125), (200, 28100), (250, 22480), (281, 20000), (400, 14050), (500, 11240), (562, 10000), (625, 8992), (800, 7025), (1000, 5620), (1124, 5000), (1250, 4496), (1405, 4000), (2000, 2810), (2248, 2500)]