1831613140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{266999}}^1$

素因数の和:267029

約数の個数: 48

約数和(自身を含む): 4485600000

約数和(自身を除く): 2653986860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 266999, 533998, 1067996, 1334995, 1868993, 2669990, 3737986, 5339980, 7475972, 9344965, 13082951, 18689930, 26165902, 37379860, 52331804, 65414755, 91580657, 130829510, 183161314, 261659020, 366322628, 457903285, 915806570, 1831613140]

約数ペア:

[(1, 1831613140), (2, 915806570), (4, 457903285), (5, 366322628), (7, 261659020), (10, 183161314), (14, 130829510), (20, 91580657), (28, 65414755), (35, 52331804), (49, 37379860), (70, 26165902), (98, 18689930), (140, 13082951), (196, 9344965), (245, 7475972), (343, 5339980), (490, 3737986), (686, 2669990), (980, 1868993), (1372, 1334995), (1715, 1067996), (3430, 533998), (6860, 266999)]