1115000

素因数分解:

$2^3\times 5^4\times {\mathrm{223}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 2624160

約数和(自身を除く): 1509160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 223, 250, 446, 500, 625, 892, 1000, 1115, 1250, 1784, 2230, 2500, 4460, 5000, 5575, 8920, 11150, 22300, 27875, 44600, 55750, 111500, 139375, 223000, 278750, 557500, 1115000]

約数ペア:

[(1, 1115000), (2, 557500), (4, 278750), (5, 223000), (8, 139375), (10, 111500), (20, 55750), (25, 44600), (40, 27875), (50, 22300), (100, 11150), (125, 8920), (200, 5575), (223, 5000), (250, 4460), (446, 2500), (500, 2230), (625, 1784), (892, 1250), (1000, 1115)]