201672820

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{20047}}^1$

素因数の和:20559

約数の個数: 24

約数和(自身を含む): 424376064

約数和(自身を除く): 222703244

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 10060, 20047, 40094, 80188, 100235, 200470, 400940, 10083641, 20167282, 40334564, 50418205, 100836410, 201672820]

約数ペア:

[(1, 201672820), (2, 100836410), (4, 50418205), (5, 40334564), (10, 20167282), (20, 10083641), (503, 400940), (1006, 200470), (2012, 100235), (2515, 80188), (5030, 40094), (10060, 20047)]