1040800

素因数分解:

$2^5\times 5^2\times {\mathrm{1301}}^1$

素因数の和:1321

約数の個数: 36

約数和(自身を含む): 2542806

約数和(自身を除く): 1502006

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1301, 2602, 5204, 6505, 10408, 13010, 20816, 26020, 32525, 41632, 52040, 65050, 104080, 130100, 208160, 260200, 520400, 1040800]

約数ペア:

[(1, 1040800), (2, 520400), (4, 260200), (5, 208160), (8, 130100), (10, 104080), (16, 65050), (20, 52040), (25, 41632), (32, 32525), (40, 26020), (50, 20816), (80, 13010), (100, 10408), (160, 6505), (200, 5204), (400, 2602), (800, 1301)]