28331325820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{883697}}^1$

素因数の和:883942

約数の個数: 48

約数和(自身を含む): 68292181440

約数和(自身を除く): 39960855620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 916, 1145, 1603, 2290, 3206, 4580, 6412, 8015, 16030, 32060, 883697, 1767394, 3534788, 4418485, 6185879, 8836970, 12371758, 17673940, 24743516, 30929395, 61858790, 123717580, 202366613, 404733226, 809466452, 1011833065, 1416566291, 2023666130, 2833132582, 4047332260, 5666265164, 7082831455, 14165662910, 28331325820]

約数ペア:

[(1, 28331325820), (2, 14165662910), (4, 7082831455), (5, 5666265164), (7, 4047332260), (10, 2833132582), (14, 2023666130), (20, 1416566291), (28, 1011833065), (35, 809466452), (70, 404733226), (140, 202366613), (229, 123717580), (458, 61858790), (916, 30929395), (1145, 24743516), (1603, 17673940), (2290, 12371758), (3206, 8836970), (4580, 6185879), (6412, 4418485), (8015, 3534788), (16030, 1767394), (32060, 883697)]