40286000

素因数分解:

$2^4\times 5^3\times {\mathrm{20143}}^1$

素因数の和:20166

約数の個数: 40

約数和(自身を含む): 97416384

約数和(自身を除く): 57130384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 20143, 40286, 80572, 100715, 161144, 201430, 322288, 402860, 503575, 805720, 1007150, 1611440, 2014300, 2517875, 4028600, 5035750, 8057200, 10071500, 20143000, 40286000]

約数ペア:

[(1, 40286000), (2, 20143000), (4, 10071500), (5, 8057200), (8, 5035750), (10, 4028600), (16, 2517875), (20, 2014300), (25, 1611440), (40, 1007150), (50, 805720), (80, 503575), (100, 402860), (125, 322288), (200, 201430), (250, 161144), (400, 100715), (500, 80572), (1000, 40286), (2000, 20143)]