3538220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 8601600

約数和(自身を除く): 5063380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 199, 254, 398, 508, 635, 796, 889, 995, 1270, 1393, 1778, 1990, 2540, 2786, 3556, 3980, 4445, 5572, 6965, 8890, 13930, 17780, 25273, 27860, 50546, 101092, 126365, 176911, 252730, 353822, 505460, 707644, 884555, 1769110, 3538220]

約数ペア:

[(1, 3538220), (2, 1769110), (4, 884555), (5, 707644), (7, 505460), (10, 353822), (14, 252730), (20, 176911), (28, 126365), (35, 101092), (70, 50546), (127, 27860), (140, 25273), (199, 17780), (254, 13930), (398, 8890), (508, 6965), (635, 5572), (796, 4445), (889, 3980), (995, 3556), (1270, 2786), (1393, 2540), (1778, 1990)]