208145420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{24373}}^1$

素因数の和:24450

約数の個数: 48

約数和(自身を含む): 507759168

約数和(自身を除く): 299613748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 24373, 48746, 97492, 121865, 170611, 243730, 341222, 487460, 682444, 853055, 1486753, 1706110, 2973506, 3412220, 5947012, 7433765, 10407271, 14867530, 20814542, 29735060, 41629084, 52036355, 104072710, 208145420]

約数ペア:

[(1, 208145420), (2, 104072710), (4, 52036355), (5, 41629084), (7, 29735060), (10, 20814542), (14, 14867530), (20, 10407271), (28, 7433765), (35, 5947012), (61, 3412220), (70, 2973506), (122, 1706110), (140, 1486753), (244, 853055), (305, 682444), (427, 487460), (610, 341222), (854, 243730), (1220, 170611), (1708, 121865), (2135, 97492), (4270, 48746), (8540, 24373)]