202181994220

素因数分解:

$2^2\times 5^1\times {\mathrm{127301}}^1\times {\mathrm{79411}}^1$

素因数の和:206721

約数の個数: 24

約数和(自身を含む): 424590869808

約数和(自身を除く): 222408875588

約数列:

[1, 2, 4, 5, 10, 20, 79411, 127301, 158822, 254602, 317644, 397055, 509204, 636505, 794110, 1273010, 1588220, 2546020, 10109099711, 20218199422, 40436398844, 50545498555, 101090997110, 202181994220]

約数ペア:

[(1, 202181994220), (2, 101090997110), (4, 50545498555), (5, 40436398844), (10, 20218199422), (20, 10109099711), (79411, 2546020), (127301, 1588220), (158822, 1273010), (254602, 794110), (317644, 636505), (397055, 509204)]