2019928780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{10861}}^1$

素因数の和:11434

約数の個数: 48

約数和(自身を含む): 4499996256

約数和(自身を除く): 2480067476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 547, 1094, 2188, 2735, 5470, 9299, 10861, 10940, 18598, 21722, 37196, 43444, 46495, 54305, 92990, 108610, 184637, 185980, 217220, 369274, 738548, 923185, 1846370, 3692740, 5940967, 11881934, 23763868, 29704835, 59409670, 100996439, 118819340, 201992878, 403985756, 504982195, 1009964390, 2019928780]

約数ペア:

[(1, 2019928780), (2, 1009964390), (4, 504982195), (5, 403985756), (10, 201992878), (17, 118819340), (20, 100996439), (34, 59409670), (68, 29704835), (85, 23763868), (170, 11881934), (340, 5940967), (547, 3692740), (1094, 1846370), (2188, 923185), (2735, 738548), (5470, 369274), (9299, 217220), (10861, 185980), (10940, 184637), (18598, 108610), (21722, 92990), (37196, 54305), (43444, 46495)]