11891220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 37255680

約数和(自身を除く): 25364460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 132, 165, 172, 215, 220, 258, 330, 419, 430, 473, 516, 645, 660, 838, 860, 946, 1257, 1290, 1419, 1676, 1892, 2095, 2365, 2514, 2580, 2838, 4190, 4609, 4730, 5028, 5676, 6285, 7095, 8380, 9218, 9460, 12570, 13827, 14190, 18017, 18436, 23045, 25140, 27654, 28380, 36034, 46090, 54051, 55308, 69135, 72068, 90085, 92180, 108102, 138270, 180170, 198187, 216204, 270255, 276540, 360340, 396374, 540510, 594561, 792748, 990935, 1081020, 1189122, 1981870, 2378244, 2972805, 3963740, 5945610, 11891220]

約数ペア:

[(1, 11891220), (2, 5945610), (3, 3963740), (4, 2972805), (5, 2378244), (6, 1981870), (10, 1189122), (11, 1081020), (12, 990935), (15, 792748), (20, 594561), (22, 540510), (30, 396374), (33, 360340), (43, 276540), (44, 270255), (55, 216204), (60, 198187), (66, 180170), (86, 138270), (110, 108102), (129, 92180), (132, 90085), (165, 72068), (172, 69135), (215, 55308), (220, 54051), (258, 46090), (330, 36034), (419, 28380), (430, 27654), (473, 25140), (516, 23045), (645, 18436), (660, 18017), (838, 14190), (860, 13827), (946, 12570), (1257, 9460), (1290, 9218), (1419, 8380), (1676, 7095), (1892, 6285), (2095, 5676), (2365, 5028), (2514, 4730), (2580, 4609), (2838, 4190)]