16591520

素因数分解:

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

素因数の和:894

約数の個数: 72

約数和(自身を含む): 43135092

約数和(自身を除く): 26543572

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 857, 880, 968, 1210, 1714, 1760, 1936, 2420, 3428, 3872, 4285, 4840, 6856, 8570, 9427, 9680, 13712, 17140, 18854, 19360, 27424, 34280, 37708, 47135, 68560, 75416, 94270, 103697, 137120, 150832, 188540, 207394, 301664, 377080, 414788, 518485, 754160, 829576, 1036970, 1508320, 1659152, 2073940, 3318304, 4147880, 8295760, 16591520]

約数ペア:

[(1, 16591520), (2, 8295760), (4, 4147880), (5, 3318304), (8, 2073940), (10, 1659152), (11, 1508320), (16, 1036970), (20, 829576), (22, 754160), (32, 518485), (40, 414788), (44, 377080), (55, 301664), (80, 207394), (88, 188540), (110, 150832), (121, 137120), (160, 103697), (176, 94270), (220, 75416), (242, 68560), (352, 47135), (440, 37708), (484, 34280), (605, 27424), (857, 19360), (880, 18854), (968, 17140), (1210, 13712), (1714, 9680), (1760, 9427), (1936, 8570), (2420, 6856), (3428, 4840), (3872, 4285)]