917683820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{1543}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 1951665408

約数和(自身を除く): 1033981588

約数列:

[1, 2, 4, 5, 10, 20, 131, 227, 262, 454, 524, 655, 908, 1135, 1310, 1543, 2270, 2620, 3086, 4540, 6172, 7715, 15430, 29737, 30860, 59474, 118948, 148685, 202133, 297370, 350261, 404266, 594740, 700522, 808532, 1010665, 1401044, 1751305, 2021330, 3502610, 4042660, 7005220, 45884191, 91768382, 183536764, 229420955, 458841910, 917683820]

約数ペア:

[(1, 917683820), (2, 458841910), (4, 229420955), (5, 183536764), (10, 91768382), (20, 45884191), (131, 7005220), (227, 4042660), (262, 3502610), (454, 2021330), (524, 1751305), (655, 1401044), (908, 1010665), (1135, 808532), (1310, 700522), (1543, 594740), (2270, 404266), (2620, 350261), (3086, 297370), (4540, 202133), (6172, 148685), (7715, 118948), (15430, 59474), (29737, 30860)]