72424520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{258659}}^1$

素因数の和:258677

約数の個数: 32

約数和(自身を含む): 186235200

約数和(自身を除く): 113810680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 258659, 517318, 1034636, 1293295, 1810613, 2069272, 2586590, 3621226, 5173180, 7242452, 9053065, 10346360, 14484904, 18106130, 36212260, 72424520]

約数ペア:

[(1, 72424520), (2, 36212260), (4, 18106130), (5, 14484904), (7, 10346360), (8, 9053065), (10, 7242452), (14, 5173180), (20, 3621226), (28, 2586590), (35, 2069272), (40, 1810613), (56, 1293295), (70, 1034636), (140, 517318), (280, 258659)]