200427820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 429393888

約数和(自身を除く): 228966068

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 373, 401, 670, 746, 802, 1340, 1492, 1604, 1865, 2005, 3730, 4010, 7460, 8020, 24991, 26867, 49982, 53734, 99964, 107468, 124955, 134335, 149573, 249910, 268670, 299146, 499820, 537340, 598292, 747865, 1495730, 2991460, 10021391, 20042782, 40085564, 50106955, 100213910, 200427820]

約数ペア:

[(1, 200427820), (2, 100213910), (4, 50106955), (5, 40085564), (10, 20042782), (20, 10021391), (67, 2991460), (134, 1495730), (268, 747865), (335, 598292), (373, 537340), (401, 499820), (670, 299146), (746, 268670), (802, 249910), (1340, 149573), (1492, 134335), (1604, 124955), (1865, 107468), (2005, 99964), (3730, 53734), (4010, 49982), (7460, 26867), (8020, 24991)]