15274280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{7793}}^1$

素因数の和:7818

約数の個数: 48

約数和(自身を含む): 39983220

約数和(自身を除く): 24708940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 7793, 15586, 31172, 38965, 54551, 62344, 77930, 109102, 155860, 218204, 272755, 311720, 381857, 436408, 545510, 763714, 1091020, 1527428, 1909285, 2182040, 3054856, 3818570, 7637140, 15274280]

約数ペア:

[(1, 15274280), (2, 7637140), (4, 3818570), (5, 3054856), (7, 2182040), (8, 1909285), (10, 1527428), (14, 1091020), (20, 763714), (28, 545510), (35, 436408), (40, 381857), (49, 311720), (56, 272755), (70, 218204), (98, 155860), (140, 109102), (196, 77930), (245, 62344), (280, 54551), (392, 38965), (490, 31172), (980, 15586), (1960, 7793)]