74090420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{607}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 165473280

約数和(自身を除く): 91382860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 359, 607, 718, 1214, 1436, 1795, 2428, 3035, 3590, 6070, 6103, 7180, 10319, 12140, 12206, 20638, 24412, 30515, 41276, 51595, 61030, 103190, 122060, 206380, 217913, 435826, 871652, 1089565, 2179130, 3704521, 4358260, 7409042, 14818084, 18522605, 37045210, 74090420]

約数ペア:

[(1, 74090420), (2, 37045210), (4, 18522605), (5, 14818084), (10, 7409042), (17, 4358260), (20, 3704521), (34, 2179130), (68, 1089565), (85, 871652), (170, 435826), (340, 217913), (359, 206380), (607, 122060), (718, 103190), (1214, 61030), (1436, 51595), (1795, 41276), (2428, 30515), (3035, 24412), (3590, 20638), (6070, 12206), (6103, 12140), (7180, 10319)]