4447700

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:656

約数の個数: 36

約数和(自身を含む): 9791040

約数和(自身を除く): 5343340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 563, 790, 1126, 1580, 1975, 2252, 2815, 3950, 5630, 7900, 11260, 14075, 28150, 44477, 56300, 88954, 177908, 222385, 444770, 889540, 1111925, 2223850, 4447700]

約数ペア:

[(1, 4447700), (2, 2223850), (4, 1111925), (5, 889540), (10, 444770), (20, 222385), (25, 177908), (50, 88954), (79, 56300), (100, 44477), (158, 28150), (316, 14075), (395, 11260), (563, 7900), (790, 5630), (1126, 3950), (1580, 2815), (1975, 2252)]