3967520

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 9493848

約数和(自身を除く): 5526328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 181, 274, 362, 548, 685, 724, 905, 1096, 1370, 1448, 1810, 2192, 2740, 2896, 3620, 4384, 5480, 5792, 7240, 10960, 14480, 21920, 24797, 28960, 49594, 99188, 123985, 198376, 247970, 396752, 495940, 793504, 991880, 1983760, 3967520]

約数ペア:

[(1, 3967520), (2, 1983760), (4, 991880), (5, 793504), (8, 495940), (10, 396752), (16, 247970), (20, 198376), (32, 123985), (40, 99188), (80, 49594), (137, 28960), (160, 24797), (181, 21920), (274, 14480), (362, 10960), (548, 7240), (685, 5792), (724, 5480), (905, 4384), (1096, 3620), (1370, 2896), (1448, 2740), (1810, 2192)]