1471303880

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 3347568000

約数和(自身を除く): 1876264120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 409, 556, 647, 695, 818, 1112, 1294, 1390, 1636, 2045, 2588, 2780, 3235, 3272, 4090, 5176, 5560, 6470, 8180, 12940, 16360, 25880, 56851, 89933, 113702, 179866, 227404, 264623, 284255, 359732, 449665, 454808, 529246, 568510, 719464, 899330, 1058492, 1137020, 1323115, 1798660, 2116984, 2274040, 2646230, 3597320, 5292460, 10584920, 36782597, 73565194, 147130388, 183912985, 294260776, 367825970, 735651940, 1471303880]

約数ペア:

[(1, 1471303880), (2, 735651940), (4, 367825970), (5, 294260776), (8, 183912985), (10, 147130388), (20, 73565194), (40, 36782597), (139, 10584920), (278, 5292460), (409, 3597320), (556, 2646230), (647, 2274040), (695, 2116984), (818, 1798660), (1112, 1323115), (1294, 1137020), (1390, 1058492), (1636, 899330), (2045, 719464), (2588, 568510), (2780, 529246), (3235, 454808), (3272, 449665), (4090, 359732), (5176, 284255), (5560, 264623), (6470, 227404), (8180, 179866), (12940, 113702), (16360, 89933), (25880, 56851)]