2017440580

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{3329}}^1$

素因数の和:3688

約数の個数: 48

約数和(自身を含む): 4286988720

約数和(自身を除く): 2269548140

約数列:

[1, 2, 4, 5, 10, 20, 157, 193, 314, 386, 628, 772, 785, 965, 1570, 1930, 3140, 3329, 3860, 6658, 13316, 16645, 30301, 33290, 60602, 66580, 121204, 151505, 303010, 522653, 606020, 642497, 1045306, 1284994, 2090612, 2569988, 2613265, 3212485, 5226530, 6424970, 10453060, 12849940, 100872029, 201744058, 403488116, 504360145, 1008720290, 2017440580]

約数ペア:

[(1, 2017440580), (2, 1008720290), (4, 504360145), (5, 403488116), (10, 201744058), (20, 100872029), (157, 12849940), (193, 10453060), (314, 6424970), (386, 5226530), (628, 3212485), (772, 2613265), (785, 2569988), (965, 2090612), (1570, 1284994), (1930, 1045306), (3140, 642497), (3329, 606020), (3860, 522653), (6658, 303010), (13316, 151505), (16645, 121204), (30301, 66580), (33290, 60602)]