31321560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{261013}}^1$

素因数の和:261027

約数の個数: 32

約数和(自身を含む): 93965040

約数和(自身を除く): 62643480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 261013, 522026, 783039, 1044052, 1305065, 1566078, 2088104, 2610130, 3132156, 3915195, 5220260, 6264312, 7830390, 10440520, 15660780, 31321560]

約数ペア:

[(1, 31321560), (2, 15660780), (3, 10440520), (4, 7830390), (5, 6264312), (6, 5220260), (8, 3915195), (10, 3132156), (12, 2610130), (15, 2088104), (20, 1566078), (24, 1305065), (30, 1044052), (40, 783039), (60, 522026), (120, 261013)]