3927880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 9849600

約数和(自身を除く): 5921720

約数列:

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

約数ペア:

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