207968560

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{10357}}^1$

素因数の和:10621

約数の個数: 40

約数和(自身を含む): 485500176

約数和(自身を除く): 277531616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 10357, 20080, 20714, 41428, 51785, 82856, 103570, 165712, 207140, 414280, 828560, 2599607, 5199214, 10398428, 12998035, 20796856, 25996070, 41593712, 51992140, 103984280, 207968560]

約数ペア:

[(1, 207968560), (2, 103984280), (4, 51992140), (5, 41593712), (8, 25996070), (10, 20796856), (16, 12998035), (20, 10398428), (40, 5199214), (80, 2599607), (251, 828560), (502, 414280), (1004, 207140), (1255, 165712), (2008, 103570), (2510, 82856), (4016, 51785), (5020, 41428), (10040, 20714), (10357, 20080)]