4142800

素因数分解:

$2^4\times 5^2\times {\mathrm{10357}}^1$

素因数の和:10375

約数の個数: 30

約数和(自身を含む): 9954038

約数和(自身を除く): 5811238

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 10357, 20714, 41428, 51785, 82856, 103570, 165712, 207140, 258925, 414280, 517850, 828560, 1035700, 2071400, 4142800]

約数ペア:

[(1, 4142800), (2, 2071400), (4, 1035700), (5, 828560), (8, 517850), (10, 414280), (16, 258925), (20, 207140), (25, 165712), (40, 103570), (50, 82856), (80, 51785), (100, 41428), (200, 20714), (400, 10357)]