2119154720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{779101}}^1$

素因数の和:779133

約数の個数: 48

約数和(自身を含む): 5301010008

約数和(自身を除く): 3181855288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 779101, 1558202, 3116404, 3895505, 6232808, 7791010, 12465616, 13244717, 15582020, 24931232, 26489434, 31164040, 52978868, 62328080, 66223585, 105957736, 124656160, 132447170, 211915472, 264894340, 423830944, 529788680, 1059577360, 2119154720]

約数ペア:

[(1, 2119154720), (2, 1059577360), (4, 529788680), (5, 423830944), (8, 264894340), (10, 211915472), (16, 132447170), (17, 124656160), (20, 105957736), (32, 66223585), (34, 62328080), (40, 52978868), (68, 31164040), (80, 26489434), (85, 24931232), (136, 15582020), (160, 13244717), (170, 12465616), (272, 7791010), (340, 6232808), (544, 3895505), (680, 3116404), (1360, 1558202), (2720, 779101)]