61219760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109321}}^1$

素因数の和:109341

約数の個数: 40

約数和(自身を含む): 162671136

約数和(自身を除く): 101451376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 109321, 218642, 437284, 546605, 765247, 874568, 1093210, 1530494, 1749136, 2186420, 3060988, 3826235, 4372840, 6121976, 7652470, 8745680, 12243952, 15304940, 30609880, 61219760]

約数ペア:

[(1, 61219760), (2, 30609880), (4, 15304940), (5, 12243952), (7, 8745680), (8, 7652470), (10, 6121976), (14, 4372840), (16, 3826235), (20, 3060988), (28, 2186420), (35, 1749136), (40, 1530494), (56, 1093210), (70, 874568), (80, 765247), (112, 546605), (140, 437284), (280, 218642), (560, 109321)]