8582980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 20837376

約数和(自身を除く): 12254396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 607, 707, 1010, 1214, 1414, 2020, 2428, 2828, 3035, 3535, 4249, 6070, 7070, 8498, 12140, 14140, 16996, 21245, 42490, 61307, 84980, 122614, 245228, 306535, 429149, 613070, 858298, 1226140, 1716596, 2145745, 4291490, 8582980]

約数ペア:

[(1, 8582980), (2, 4291490), (4, 2145745), (5, 1716596), (7, 1226140), (10, 858298), (14, 613070), (20, 429149), (28, 306535), (35, 245228), (70, 122614), (101, 84980), (140, 61307), (202, 42490), (404, 21245), (505, 16996), (607, 14140), (707, 12140), (1010, 8498), (1214, 7070), (1414, 6070), (2020, 4249), (2428, 3535), (2828, 3035)]