7491260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{733}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 18250176

約数和(自身を除く): 10758916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 733, 1022, 1460, 1466, 2044, 2555, 2932, 3665, 5110, 5131, 7330, 10220, 10262, 14660, 20524, 25655, 51310, 53509, 102620, 107018, 214036, 267545, 374563, 535090, 749126, 1070180, 1498252, 1872815, 3745630, 7491260]

約数ペア:

[(1, 7491260), (2, 3745630), (4, 1872815), (5, 1498252), (7, 1070180), (10, 749126), (14, 535090), (20, 374563), (28, 267545), (35, 214036), (70, 107018), (73, 102620), (140, 53509), (146, 51310), (292, 25655), (365, 20524), (511, 14660), (730, 10262), (733, 10220), (1022, 7330), (1460, 5131), (1466, 5110), (2044, 3665), (2555, 2932)]