41970920

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1297}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 94624200

約数和(自身を除く): 52653280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1297, 1618, 2594, 3236, 4045, 5188, 6472, 6485, 8090, 10376, 12970, 16180, 25940, 32360, 51880, 1049273, 2098546, 4197092, 5246365, 8394184, 10492730, 20985460, 41970920]

約数ペア:

[(1, 41970920), (2, 20985460), (4, 10492730), (5, 8394184), (8, 5246365), (10, 4197092), (20, 2098546), (40, 1049273), (809, 51880), (1297, 32360), (1618, 25940), (2594, 16180), (3236, 12970), (4045, 10376), (5188, 8090), (6472, 6485)]