19674160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 50711040

約数和(自身を除く): 31036880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 283, 316, 395, 440, 566, 632, 790, 869, 880, 1132, 1264, 1415, 1580, 1738, 2264, 2830, 3113, 3160, 3476, 4345, 4528, 5660, 6226, 6320, 6952, 8690, 11320, 12452, 13904, 15565, 17380, 22357, 22640, 24904, 31130, 34760, 44714, 49808, 62260, 69520, 89428, 111785, 124520, 178856, 223570, 245927, 249040, 357712, 447140, 491854, 894280, 983708, 1229635, 1788560, 1967416, 2459270, 3934832, 4918540, 9837080, 19674160]

約数ペア:

[(1, 19674160), (2, 9837080), (4, 4918540), (5, 3934832), (8, 2459270), (10, 1967416), (11, 1788560), (16, 1229635), (20, 983708), (22, 894280), (40, 491854), (44, 447140), (55, 357712), (79, 249040), (80, 245927), (88, 223570), (110, 178856), (158, 124520), (176, 111785), (220, 89428), (283, 69520), (316, 62260), (395, 49808), (440, 44714), (566, 34760), (632, 31130), (790, 24904), (869, 22640), (880, 22357), (1132, 17380), (1264, 15565), (1415, 13904), (1580, 12452), (1738, 11320), (2264, 8690), (2830, 6952), (3113, 6320), (3160, 6226), (3476, 5660), (4345, 4528)]