5385640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10357}}^1$

素因数の和:10381

約数の個数: 32

約数和(自身を含む): 13051080

約数和(自身を除く): 7665440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 10357, 20714, 41428, 51785, 82856, 103570, 134641, 207140, 269282, 414280, 538564, 673205, 1077128, 1346410, 2692820, 5385640]

約数ペア:

[(1, 5385640), (2, 2692820), (4, 1346410), (5, 1077128), (8, 673205), (10, 538564), (13, 414280), (20, 269282), (26, 207140), (40, 134641), (52, 103570), (65, 82856), (104, 51785), (130, 41428), (260, 20714), (520, 10357)]