18651080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1129}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 48816000

約数和(自身を除く): 30164920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1129, 1180, 1652, 2065, 2258, 2360, 3304, 4130, 4516, 5645, 7903, 8260, 9032, 11290, 15806, 16520, 22580, 31612, 39515, 45160, 63224, 66611, 79030, 133222, 158060, 266444, 316120, 333055, 466277, 532888, 666110, 932554, 1332220, 1865108, 2331385, 2664440, 3730216, 4662770, 9325540, 18651080]

約数ペア:

[(1, 18651080), (2, 9325540), (4, 4662770), (5, 3730216), (7, 2664440), (8, 2331385), (10, 1865108), (14, 1332220), (20, 932554), (28, 666110), (35, 532888), (40, 466277), (56, 333055), (59, 316120), (70, 266444), (118, 158060), (140, 133222), (236, 79030), (280, 66611), (295, 63224), (413, 45160), (472, 39515), (590, 31612), (826, 22580), (1129, 16520), (1180, 15806), (1652, 11290), (2065, 9032), (2258, 8260), (2360, 7903), (3304, 5645), (4130, 4516)]