42605840

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5273}}^1$

素因数の和:5387

約数の個数: 40

約数和(自身を含む): 100058328

約数和(自身を除く): 57452488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 5273, 8080, 10546, 21092, 26365, 42184, 52730, 84368, 105460, 210920, 421840, 532573, 1065146, 2130292, 2662865, 4260584, 5325730, 8521168, 10651460, 21302920, 42605840]

約数ペア:

[(1, 42605840), (2, 21302920), (4, 10651460), (5, 8521168), (8, 5325730), (10, 4260584), (16, 2662865), (20, 2130292), (40, 1065146), (80, 532573), (101, 421840), (202, 210920), (404, 105460), (505, 84368), (808, 52730), (1010, 42184), (1616, 26365), (2020, 21092), (4040, 10546), (5273, 8080)]