979420120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3497929}}^1$

素因数の和:3497947

約数の個数: 32

約数和(自身を含む): 2518509600

約数和(自身を除く): 1539089480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3497929, 6995858, 13991716, 17489645, 24485503, 27983432, 34979290, 48971006, 69958580, 97942012, 122427515, 139917160, 195884024, 244855030, 489710060, 979420120]

約数ペア:

[(1, 979420120), (2, 489710060), (4, 244855030), (5, 195884024), (7, 139917160), (8, 122427515), (10, 97942012), (14, 69958580), (20, 48971006), (28, 34979290), (35, 27983432), (40, 24485503), (56, 17489645), (70, 13991716), (140, 6995858), (280, 3497929)]