238863020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{4783}}^1$

素因数の和:5030

約数の個数: 48

約数和(自身を含む): 549739008

約数和(自身を除く): 310875988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 4540, 4783, 4994, 9566, 9988, 12485, 19132, 23915, 24970, 47830, 49940, 52613, 95660, 105226, 210452, 263065, 526130, 1052260, 1085741, 2171482, 4342964, 5428705, 10857410, 11943151, 21714820, 23886302, 47772604, 59715755, 119431510, 238863020]

約数ペア:

[(1, 238863020), (2, 119431510), (4, 59715755), (5, 47772604), (10, 23886302), (11, 21714820), (20, 11943151), (22, 10857410), (44, 5428705), (55, 4342964), (110, 2171482), (220, 1085741), (227, 1052260), (454, 526130), (908, 263065), (1135, 210452), (2270, 105226), (2497, 95660), (4540, 52613), (4783, 49940), (4994, 47830), (9566, 24970), (9988, 23915), (12485, 19132)]