83982220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2843}}^1$

素因数の和:3070

約数の個数: 48

約数和(自身を含む): 202583808

約数和(自身を除く): 118601588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2843, 2954, 4220, 5686, 5908, 7385, 11372, 14215, 14770, 19901, 28430, 29540, 39802, 56860, 79604, 99505, 199010, 398020, 599873, 1199746, 2399492, 2999365, 4199111, 5998730, 8398222, 11997460, 16796444, 20995555, 41991110, 83982220]

約数ペア:

[(1, 83982220), (2, 41991110), (4, 20995555), (5, 16796444), (7, 11997460), (10, 8398222), (14, 5998730), (20, 4199111), (28, 2999365), (35, 2399492), (70, 1199746), (140, 599873), (211, 398020), (422, 199010), (844, 99505), (1055, 79604), (1477, 56860), (2110, 39802), (2843, 29540), (2954, 28430), (4220, 19901), (5686, 14770), (5908, 14215), (7385, 11372)]