2220690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 5402880

約数和(自身を除く): 3182190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 937, 1185, 1874, 2370, 2811, 4685, 5622, 9370, 14055, 28110, 74023, 148046, 222069, 370115, 444138, 740230, 1110345, 2220690]

約数ペア:

[(1, 2220690), (2, 1110345), (3, 740230), (5, 444138), (6, 370115), (10, 222069), (15, 148046), (30, 74023), (79, 28110), (158, 14055), (237, 9370), (395, 5622), (474, 4685), (790, 2811), (937, 2370), (1185, 1874)]