28477130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 30620470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 79, 110, 113, 145, 158, 226, 290, 319, 395, 565, 638, 790, 869, 1130, 1243, 1595, 1738, 2291, 2486, 3190, 3277, 4345, 4582, 6215, 6554, 8690, 8927, 11455, 12430, 16385, 17854, 22910, 25201, 32770, 36047, 44635, 50402, 72094, 89270, 98197, 126005, 180235, 196394, 252010, 258883, 360470, 490985, 517766, 981970, 1294415, 2588830, 2847713, 5695426, 14238565, 28477130]

約数ペア:

[(1, 28477130), (2, 14238565), (5, 5695426), (10, 2847713), (11, 2588830), (22, 1294415), (29, 981970), (55, 517766), (58, 490985), (79, 360470), (110, 258883), (113, 252010), (145, 196394), (158, 180235), (226, 126005), (290, 98197), (319, 89270), (395, 72094), (565, 50402), (638, 44635), (790, 36047), (869, 32770), (1130, 25201), (1243, 22910), (1595, 17854), (1738, 16385), (2291, 12430), (2486, 11455), (3190, 8927), (3277, 8690), (4345, 6554), (4582, 6215)]