40809006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1987}}^1$

素因数の和:2165

約数の個数: 48

約数和(自身を含む): 101721984

約数和(自身を除く): 60912978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1141, 1467, 1987, 2282, 2934, 3423, 3974, 5961, 6846, 10269, 11922, 13909, 17883, 20538, 27818, 35766, 41727, 83454, 125181, 250362, 323881, 647762, 971643, 1943286, 2267167, 2914929, 4534334, 5829858, 6801501, 13603002, 20404503, 40809006]

約数ペア:

[(1, 40809006), (2, 20404503), (3, 13603002), (6, 6801501), (7, 5829858), (9, 4534334), (14, 2914929), (18, 2267167), (21, 1943286), (42, 971643), (63, 647762), (126, 323881), (163, 250362), (326, 125181), (489, 83454), (978, 41727), (1141, 35766), (1467, 27818), (1987, 20538), (2282, 17883), (2934, 13909), (3423, 11922), (3974, 10269), (5961, 6846)]