26484220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1873}}^1$

素因数の和:1990

約数の個数: 48

約数和(自身を含む): 64225728

約数和(自身を除く): 37741508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 1873, 2020, 2828, 3535, 3746, 7070, 7492, 9365, 13111, 14140, 18730, 26222, 37460, 52444, 65555, 131110, 189173, 262220, 378346, 756692, 945865, 1324211, 1891730, 2648422, 3783460, 5296844, 6621055, 13242110, 26484220]

約数ペア:

[(1, 26484220), (2, 13242110), (4, 6621055), (5, 5296844), (7, 3783460), (10, 2648422), (14, 1891730), (20, 1324211), (28, 945865), (35, 756692), (70, 378346), (101, 262220), (140, 189173), (202, 131110), (404, 65555), (505, 52444), (707, 37460), (1010, 26222), (1414, 18730), (1873, 14140), (2020, 13111), (2828, 9365), (3535, 7492), (3746, 7070)]