1857100180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{17047}}^1$

素因数の和:17488

約数の個数: 48

約数和(自身を含む): 4210174080

約数和(自身を除く): 2353073900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 419, 838, 1676, 2095, 4190, 5447, 8380, 10894, 17047, 21788, 27235, 34094, 54470, 68188, 85235, 108940, 170470, 221611, 340940, 443222, 886444, 1108055, 2216110, 4432220, 7142693, 14285386, 28570772, 35713465, 71426930, 92855009, 142853860, 185710018, 371420036, 464275045, 928550090, 1857100180]

約数ペア:

[(1, 1857100180), (2, 928550090), (4, 464275045), (5, 371420036), (10, 185710018), (13, 142853860), (20, 92855009), (26, 71426930), (52, 35713465), (65, 28570772), (130, 14285386), (260, 7142693), (419, 4432220), (838, 2216110), (1676, 1108055), (2095, 886444), (4190, 443222), (5447, 340940), (8380, 221611), (10894, 170470), (17047, 108940), (21788, 85235), (27235, 68188), (34094, 54470)]