3917505920

素因数分解:

$2^7\times 5^1\times {\mathrm{487}}^1\times {\mathrm{12569}}^1$

素因数の和:13075

約数の個数: 64

約数和(自身を含む): 9385264800

約数和(自身を除く): 5467758880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 487, 640, 974, 1948, 2435, 3896, 4870, 7792, 9740, 12569, 15584, 19480, 25138, 31168, 38960, 50276, 62336, 62845, 77920, 100552, 125690, 155840, 201104, 251380, 311680, 402208, 502760, 804416, 1005520, 1608832, 2011040, 4022080, 6121103, 8044160, 12242206, 24484412, 30605515, 48968824, 61211030, 97937648, 122422060, 195875296, 244844120, 391750592, 489688240, 783501184, 979376480, 1958752960, 3917505920]

約数ペア:

[(1, 3917505920), (2, 1958752960), (4, 979376480), (5, 783501184), (8, 489688240), (10, 391750592), (16, 244844120), (20, 195875296), (32, 122422060), (40, 97937648), (64, 61211030), (80, 48968824), (128, 30605515), (160, 24484412), (320, 12242206), (487, 8044160), (640, 6121103), (974, 4022080), (1948, 2011040), (2435, 1608832), (3896, 1005520), (4870, 804416), (7792, 502760), (9740, 402208), (12569, 311680), (15584, 251380), (19480, 201104), (25138, 155840), (31168, 125690), (38960, 100552), (50276, 77920), (62336, 62845)]