202885180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{877}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 438086880

約数和(自身を除く): 235201700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 269, 430, 538, 860, 877, 1076, 1345, 1754, 2690, 3508, 4385, 5380, 8770, 11567, 17540, 23134, 37711, 46268, 57835, 75422, 115670, 150844, 188555, 231340, 235913, 377110, 471826, 754220, 943652, 1179565, 2359130, 4718260, 10144259, 20288518, 40577036, 50721295, 101442590, 202885180]

約数ペア:

[(1, 202885180), (2, 101442590), (4, 50721295), (5, 40577036), (10, 20288518), (20, 10144259), (43, 4718260), (86, 2359130), (172, 1179565), (215, 943652), (269, 754220), (430, 471826), (538, 377110), (860, 235913), (877, 231340), (1076, 188555), (1345, 150844), (1754, 115670), (2690, 75422), (3508, 57835), (4385, 46268), (5380, 37711), (8770, 23134), (11567, 17540)]