202420720

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{10499}}^1$

素因数の和:10753

約数の個数: 40

約数和(自身を含む): 472626000

約数和(自身を除く): 270205280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4820, 9640, 10499, 19280, 20998, 41996, 52495, 83992, 104990, 167984, 209980, 419960, 839920, 2530259, 5060518, 10121036, 12651295, 20242072, 25302590, 40484144, 50605180, 101210360, 202420720]

約数ペア:

[(1, 202420720), (2, 101210360), (4, 50605180), (5, 40484144), (8, 25302590), (10, 20242072), (16, 12651295), (20, 10121036), (40, 5060518), (80, 2530259), (241, 839920), (482, 419960), (964, 209980), (1205, 167984), (1928, 104990), (2410, 83992), (3856, 52495), (4820, 41996), (9640, 20998), (10499, 19280)]