38640280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2339}}^1$

素因数の和:2416

約数の個数: 64

約数和(自身を含む): 101088000

約数和(自身を除く): 62447720

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, 1180, 1652, 2065, 2339, 2360, 3304, 4130, 4678, 8260, 9356, 11695, 16373, 16520, 18712, 23390, 32746, 46780, 65492, 81865, 93560, 130984, 138001, 163730, 276002, 327460, 552004, 654920, 690005, 966007, 1104008, 1380010, 1932014, 2760020, 3864028, 4830035, 5520040, 7728056, 9660070, 19320140, 38640280]

約数ペア:

[(1, 38640280), (2, 19320140), (4, 9660070), (5, 7728056), (7, 5520040), (8, 4830035), (10, 3864028), (14, 2760020), (20, 1932014), (28, 1380010), (35, 1104008), (40, 966007), (56, 690005), (59, 654920), (70, 552004), (118, 327460), (140, 276002), (236, 163730), (280, 138001), (295, 130984), (413, 93560), (472, 81865), (590, 65492), (826, 46780), (1180, 32746), (1652, 23390), (2065, 18712), (2339, 16520), (2360, 16373), (3304, 11695), (4130, 9356), (4678, 8260)]