12392560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 31426560

約数和(自身を除く): 19034000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 263, 304, 310, 380, 496, 526, 589, 620, 760, 1052, 1178, 1240, 1315, 1520, 2104, 2356, 2480, 2630, 2945, 4208, 4712, 4997, 5260, 5890, 8153, 9424, 9994, 10520, 11780, 16306, 19988, 21040, 23560, 24985, 32612, 39976, 40765, 47120, 49970, 65224, 79952, 81530, 99940, 130448, 154907, 163060, 199880, 309814, 326120, 399760, 619628, 652240, 774535, 1239256, 1549070, 2478512, 3098140, 6196280, 12392560]

約数ペア:

[(1, 12392560), (2, 6196280), (4, 3098140), (5, 2478512), (8, 1549070), (10, 1239256), (16, 774535), (19, 652240), (20, 619628), (31, 399760), (38, 326120), (40, 309814), (62, 199880), (76, 163060), (80, 154907), (95, 130448), (124, 99940), (152, 81530), (155, 79952), (190, 65224), (248, 49970), (263, 47120), (304, 40765), (310, 39976), (380, 32612), (496, 24985), (526, 23560), (589, 21040), (620, 19988), (760, 16306), (1052, 11780), (1178, 10520), (1240, 9994), (1315, 9424), (1520, 8153), (2104, 5890), (2356, 5260), (2480, 4997), (2630, 4712), (2945, 4208)]