200309090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{690721}}^1$

素因数の和:690757

約数の個数: 16

約数和(自身を含む): 372989880

約数和(自身を除く): 172680790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 690721, 1381442, 3453605, 6907210, 20030909, 40061818, 100154545, 200309090]

約数ペア:

[(1, 200309090), (2, 100154545), (5, 40061818), (10, 20030909), (29, 6907210), (58, 3453605), (145, 1381442), (290, 690721)]