13343440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 34551360

約数和(自身を除く): 21207920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 257, 295, 440, 472, 514, 590, 649, 880, 944, 1028, 1180, 1285, 1298, 2056, 2360, 2570, 2596, 2827, 3245, 4112, 4720, 5140, 5192, 5654, 6490, 10280, 10384, 11308, 12980, 14135, 15163, 20560, 22616, 25960, 28270, 30326, 45232, 51920, 56540, 60652, 75815, 113080, 121304, 151630, 166793, 226160, 242608, 303260, 333586, 606520, 667172, 833965, 1213040, 1334344, 1667930, 2668688, 3335860, 6671720, 13343440]

約数ペア:

[(1, 13343440), (2, 6671720), (4, 3335860), (5, 2668688), (8, 1667930), (10, 1334344), (11, 1213040), (16, 833965), (20, 667172), (22, 606520), (40, 333586), (44, 303260), (55, 242608), (59, 226160), (80, 166793), (88, 151630), (110, 121304), (118, 113080), (176, 75815), (220, 60652), (236, 56540), (257, 51920), (295, 45232), (440, 30326), (472, 28270), (514, 25960), (590, 22616), (649, 20560), (880, 15163), (944, 14135), (1028, 12980), (1180, 11308), (1285, 10384), (1298, 10280), (2056, 6490), (2360, 5654), (2570, 5192), (2596, 5140), (2827, 4720), (3245, 4112)]