55517420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{733}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 133670208

約数和(自身を除く): 78152788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 541, 733, 1082, 1466, 2164, 2705, 2932, 3665, 3787, 5131, 5410, 7330, 7574, 10262, 10820, 14660, 15148, 18935, 20524, 25655, 37870, 51310, 75740, 102620, 396553, 793106, 1586212, 1982765, 2775871, 3965530, 5551742, 7931060, 11103484, 13879355, 27758710, 55517420]

約数ペア:

[(1, 55517420), (2, 27758710), (4, 13879355), (5, 11103484), (7, 7931060), (10, 5551742), (14, 3965530), (20, 2775871), (28, 1982765), (35, 1586212), (70, 793106), (140, 396553), (541, 102620), (733, 75740), (1082, 51310), (1466, 37870), (2164, 25655), (2705, 20524), (2932, 18935), (3665, 15148), (3787, 14660), (5131, 10820), (5410, 10262), (7330, 7574)]