13518880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4447}}^1$

素因数の和:4481

約数の個数: 48

約数和(自身を含む): 33626880

約数和(自身を除く): 20108000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 4447, 8894, 17788, 22235, 35576, 44470, 71152, 84493, 88940, 142304, 168986, 177880, 337972, 355760, 422465, 675944, 711520, 844930, 1351888, 1689860, 2703776, 3379720, 6759440, 13518880]

約数ペア:

[(1, 13518880), (2, 6759440), (4, 3379720), (5, 2703776), (8, 1689860), (10, 1351888), (16, 844930), (19, 711520), (20, 675944), (32, 422465), (38, 355760), (40, 337972), (76, 177880), (80, 168986), (95, 142304), (152, 88940), (160, 84493), (190, 71152), (304, 44470), (380, 35576), (608, 22235), (760, 17788), (1520, 8894), (3040, 4447)]