23947880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 64

約数和(自身を含む): 60410880

約数和(自身を除く): 36463000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1471, 1480, 1628, 2035, 2942, 3256, 4070, 5884, 7355, 8140, 11768, 14710, 16181, 16280, 29420, 32362, 54427, 58840, 64724, 80905, 108854, 129448, 161810, 217708, 272135, 323620, 435416, 544270, 598697, 647240, 1088540, 1197394, 2177080, 2394788, 2993485, 4789576, 5986970, 11973940, 23947880]

約数ペア:

[(1, 23947880), (2, 11973940), (4, 5986970), (5, 4789576), (8, 2993485), (10, 2394788), (11, 2177080), (20, 1197394), (22, 1088540), (37, 647240), (40, 598697), (44, 544270), (55, 435416), (74, 323620), (88, 272135), (110, 217708), (148, 161810), (185, 129448), (220, 108854), (296, 80905), (370, 64724), (407, 58840), (440, 54427), (740, 32362), (814, 29420), (1471, 16280), (1480, 16181), (1628, 14710), (2035, 11768), (2942, 8140), (3256, 7355), (4070, 5884)]