222020120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{792929}}^1$

素因数の和:792947

約数の個数: 32

約数和(自身を含む): 570909600

約数和(自身を除く): 348889480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 792929, 1585858, 3171716, 3964645, 5550503, 6343432, 7929290, 11101006, 15858580, 22202012, 27752515, 31717160, 44404024, 55505030, 111010060, 222020120]

約数ペア:

[(1, 222020120), (2, 111010060), (4, 55505030), (5, 44404024), (7, 31717160), (8, 27752515), (10, 22202012), (14, 15858580), (20, 11101006), (28, 7929290), (35, 6343432), (40, 5550503), (56, 3964645), (70, 3171716), (140, 1585858), (280, 792929)]