178267940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2029}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 392878080

約数和(自身を除く): 214610140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 191, 230, 382, 460, 764, 955, 1910, 2029, 3820, 4058, 4393, 8116, 8786, 10145, 17572, 20290, 21965, 40580, 43930, 46667, 87860, 93334, 186668, 233335, 387539, 466670, 775078, 933340, 1550156, 1937695, 3875390, 7750780, 8913397, 17826794, 35653588, 44566985, 89133970, 178267940]

約数ペア:

[(1, 178267940), (2, 89133970), (4, 44566985), (5, 35653588), (10, 17826794), (20, 8913397), (23, 7750780), (46, 3875390), (92, 1937695), (115, 1550156), (191, 933340), (230, 775078), (382, 466670), (460, 387539), (764, 233335), (955, 186668), (1910, 93334), (2029, 87860), (3820, 46667), (4058, 43930), (4393, 40580), (8116, 21965), (8786, 20290), (10145, 17572)]