11101580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 26853120

約数和(自身を除く): 15751540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 443, 716, 886, 895, 1253, 1772, 1790, 2215, 2506, 3101, 3580, 4430, 5012, 6202, 6265, 8860, 12404, 12530, 15505, 25060, 31010, 62020, 79297, 158594, 317188, 396485, 555079, 792970, 1110158, 1585940, 2220316, 2775395, 5550790, 11101580]

約数ペア:

[(1, 11101580), (2, 5550790), (4, 2775395), (5, 2220316), (7, 1585940), (10, 1110158), (14, 792970), (20, 555079), (28, 396485), (35, 317188), (70, 158594), (140, 79297), (179, 62020), (358, 31010), (443, 25060), (716, 15505), (886, 12530), (895, 12404), (1253, 8860), (1772, 6265), (1790, 6202), (2215, 5012), (2506, 4430), (3101, 3580)]