2801528060

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2\times {\mathrm{1061}}^1$

素因数の和:1223

約数の個数: 72

約数和(自身を含む): 6129660096

約数和(自身を除く): 3328132036

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 265, 470, 530, 940, 1060, 1061, 2122, 2491, 2809, 4244, 4982, 5305, 5618, 9964, 10610, 11236, 12455, 14045, 21220, 24910, 28090, 49820, 49867, 56180, 56233, 99734, 112466, 132023, 199468, 224932, 249335, 264046, 281165, 498670, 528092, 562330, 660115, 997340, 1124660, 1320230, 2640460, 2642951, 2980349, 5285902, 5960698, 10571804, 11921396, 13214755, 14901745, 26429510, 29803490, 52859020, 59606980, 140076403, 280152806, 560305612, 700382015, 1400764030, 2801528060]

約数ペア:

[(1, 2801528060), (2, 1400764030), (4, 700382015), (5, 560305612), (10, 280152806), (20, 140076403), (47, 59606980), (53, 52859020), (94, 29803490), (106, 26429510), (188, 14901745), (212, 13214755), (235, 11921396), (265, 10571804), (470, 5960698), (530, 5285902), (940, 2980349), (1060, 2642951), (1061, 2640460), (2122, 1320230), (2491, 1124660), (2809, 997340), (4244, 660115), (4982, 562330), (5305, 528092), (5618, 498670), (9964, 281165), (10610, 264046), (11236, 249335), (12455, 224932), (14045, 199468), (21220, 132023), (24910, 112466), (28090, 99734), (49820, 56233), (49867, 56180)]