7930840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 19245600

約数和(自身を除く): 11314760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 109, 136, 170, 214, 218, 340, 428, 436, 535, 545, 680, 856, 872, 1070, 1090, 1819, 1853, 2140, 2180, 3638, 3706, 4280, 4360, 7276, 7412, 9095, 9265, 11663, 14552, 14824, 18190, 18530, 23326, 36380, 37060, 46652, 58315, 72760, 74120, 93304, 116630, 198271, 233260, 396542, 466520, 793084, 991355, 1586168, 1982710, 3965420, 7930840]

約数ペア:

[(1, 7930840), (2, 3965420), (4, 1982710), (5, 1586168), (8, 991355), (10, 793084), (17, 466520), (20, 396542), (34, 233260), (40, 198271), (68, 116630), (85, 93304), (107, 74120), (109, 72760), (136, 58315), (170, 46652), (214, 37060), (218, 36380), (340, 23326), (428, 18530), (436, 18190), (535, 14824), (545, 14552), (680, 11663), (856, 9265), (872, 9095), (1070, 7412), (1090, 7276), (1819, 4360), (1853, 4280), (2140, 3706), (2180, 3638)]