19677240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4969}}^1$

素因数の和:4997

約数の個数: 96

約数和(自身を含む): 69778800

約数和(自身を除く): 50101560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4969, 9938, 14907, 19876, 24845, 29814, 39752, 44721, 49690, 54659, 59628, 74535, 89442, 99380, 109318, 119256, 149070, 163977, 178884, 198760, 218636, 223605, 273295, 298140, 327954, 357768, 437272, 447210, 491931, 546590, 596280, 655908, 819885, 894420, 983862, 1093180, 1311816, 1639770, 1788840, 1967724, 2186360, 2459655, 3279540, 3935448, 4919310, 6559080, 9838620, 19677240]

約数ペア:

[(1, 19677240), (2, 9838620), (3, 6559080), (4, 4919310), (5, 3935448), (6, 3279540), (8, 2459655), (9, 2186360), (10, 1967724), (11, 1788840), (12, 1639770), (15, 1311816), (18, 1093180), (20, 983862), (22, 894420), (24, 819885), (30, 655908), (33, 596280), (36, 546590), (40, 491931), (44, 447210), (45, 437272), (55, 357768), (60, 327954), (66, 298140), (72, 273295), (88, 223605), (90, 218636), (99, 198760), (110, 178884), (120, 163977), (132, 149070), (165, 119256), (180, 109318), (198, 99380), (220, 89442), (264, 74535), (330, 59628), (360, 54659), (396, 49690), (440, 44721), (495, 39752), (660, 29814), (792, 24845), (990, 19876), (1320, 14907), (1980, 9938), (3960, 4969)]