4147880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{857}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 10270260

約数和(自身を除く): 6122380

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 857, 968, 1210, 1714, 2420, 3428, 4285, 4840, 6856, 8570, 9427, 17140, 18854, 34280, 37708, 47135, 75416, 94270, 103697, 188540, 207394, 377080, 414788, 518485, 829576, 1036970, 2073940, 4147880]

約数ペア:

[(1, 4147880), (2, 2073940), (4, 1036970), (5, 829576), (8, 518485), (10, 414788), (11, 377080), (20, 207394), (22, 188540), (40, 103697), (44, 94270), (55, 75416), (88, 47135), (110, 37708), (121, 34280), (220, 18854), (242, 17140), (440, 9427), (484, 8570), (605, 6856), (857, 4840), (968, 4285), (1210, 3428), (1714, 2420)]