2227780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 5080320

約数和(自身を除く): 2852540

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 167, 230, 290, 334, 460, 580, 667, 668, 835, 1334, 1670, 2668, 3335, 3340, 3841, 4843, 6670, 7682, 9686, 13340, 15364, 19205, 19372, 24215, 38410, 48430, 76820, 96860, 111389, 222778, 445556, 556945, 1113890, 2227780]

約数ペア:

[(1, 2227780), (2, 1113890), (4, 556945), (5, 445556), (10, 222778), (20, 111389), (23, 96860), (29, 76820), (46, 48430), (58, 38410), (92, 24215), (115, 19372), (116, 19205), (145, 15364), (167, 13340), (230, 9686), (290, 7682), (334, 6670), (460, 4843), (580, 3841), (667, 3340), (668, 3335), (835, 2668), (1334, 1670)]