57223640

素因数分解:

$2^3\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{1297}}^1$

素因数の和:2411

約数の個数: 32

約数和(自身を含む): 128969280

約数和(自身を除く): 71745640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1103, 1297, 2206, 2594, 4412, 5188, 5515, 6485, 8824, 10376, 11030, 12970, 22060, 25940, 44120, 51880, 1430591, 2861182, 5722364, 7152955, 11444728, 14305910, 28611820, 57223640]

約数ペア:

[(1, 57223640), (2, 28611820), (4, 14305910), (5, 11444728), (8, 7152955), (10, 5722364), (20, 2861182), (40, 1430591), (1103, 51880), (1297, 44120), (2206, 25940), (2594, 22060), (4412, 12970), (5188, 11030), (5515, 10376), (6485, 8824)]