4180540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2297}}^1$

素因数の和:2326

約数の個数: 48

約数和(自身を含む): 10809792

約数和(自身を除く): 6629252

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2297, 4594, 9188, 11485, 16079, 22970, 29861, 32158, 45940, 59722, 64316, 80395, 119444, 149305, 160790, 209027, 298610, 321580, 418054, 597220, 836108, 1045135, 2090270, 4180540]

約数ペア:

[(1, 4180540), (2, 2090270), (4, 1045135), (5, 836108), (7, 597220), (10, 418054), (13, 321580), (14, 298610), (20, 209027), (26, 160790), (28, 149305), (35, 119444), (52, 80395), (65, 64316), (70, 59722), (91, 45940), (130, 32158), (140, 29861), (182, 22970), (260, 16079), (364, 11485), (455, 9188), (910, 4594), (1820, 2297)]