55349560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197677}}^1$

素因数の和:197695

約数の個数: 32

約数和(自身を含む): 142328160

約数和(自身を除く): 86978600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 197677, 395354, 790708, 988385, 1383739, 1581416, 1976770, 2767478, 3953540, 5534956, 6918695, 7907080, 11069912, 13837390, 27674780, 55349560]

約数ペア:

[(1, 55349560), (2, 27674780), (4, 13837390), (5, 11069912), (7, 7907080), (8, 6918695), (10, 5534956), (14, 3953540), (20, 2767478), (28, 1976770), (35, 1581416), (40, 1383739), (56, 988385), (70, 790708), (140, 395354), (280, 197677)]