4397360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 11784960

約数和(自身を除く): 7387600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 263, 304, 380, 418, 440, 526, 760, 836, 880, 1045, 1052, 1315, 1520, 1672, 2090, 2104, 2630, 2893, 3344, 4180, 4208, 4997, 5260, 5786, 8360, 9994, 10520, 11572, 14465, 16720, 19988, 21040, 23144, 24985, 28930, 39976, 46288, 49970, 54967, 57860, 79952, 99940, 109934, 115720, 199880, 219868, 231440, 274835, 399760, 439736, 549670, 879472, 1099340, 2198680, 4397360]

約数ペア:

[(1, 4397360), (2, 2198680), (4, 1099340), (5, 879472), (8, 549670), (10, 439736), (11, 399760), (16, 274835), (19, 231440), (20, 219868), (22, 199880), (38, 115720), (40, 109934), (44, 99940), (55, 79952), (76, 57860), (80, 54967), (88, 49970), (95, 46288), (110, 39976), (152, 28930), (176, 24985), (190, 23144), (209, 21040), (220, 19988), (263, 16720), (304, 14465), (380, 11572), (418, 10520), (440, 9994), (526, 8360), (760, 5786), (836, 5260), (880, 4997), (1045, 4208), (1052, 4180), (1315, 3344), (1520, 2893), (1672, 2630), (2090, 2104)]