7855760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 20355840

約数和(自身を除く): 12500080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 113, 158, 176, 220, 226, 316, 395, 440, 452, 565, 632, 790, 869, 880, 904, 1130, 1243, 1264, 1580, 1738, 1808, 2260, 2486, 3160, 3476, 4345, 4520, 4972, 6215, 6320, 6952, 8690, 8927, 9040, 9944, 12430, 13904, 17380, 17854, 19888, 24860, 34760, 35708, 44635, 49720, 69520, 71416, 89270, 98197, 99440, 142832, 178540, 196394, 357080, 392788, 490985, 714160, 785576, 981970, 1571152, 1963940, 3927880, 7855760]

約数ペア:

[(1, 7855760), (2, 3927880), (4, 1963940), (5, 1571152), (8, 981970), (10, 785576), (11, 714160), (16, 490985), (20, 392788), (22, 357080), (40, 196394), (44, 178540), (55, 142832), (79, 99440), (80, 98197), (88, 89270), (110, 71416), (113, 69520), (158, 49720), (176, 44635), (220, 35708), (226, 34760), (316, 24860), (395, 19888), (440, 17854), (452, 17380), (565, 13904), (632, 12430), (790, 9944), (869, 9040), (880, 8927), (904, 8690), (1130, 6952), (1243, 6320), (1264, 6215), (1580, 4972), (1738, 4520), (1808, 4345), (2260, 3476), (2486, 3160)]