142455460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1017539}}^1$

素因数の和:1017555

約数の個数: 24

約数和(自身を含む): 341893440

約数和(自身を除く): 199437980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1017539, 2035078, 4070156, 5087695, 7122773, 10175390, 14245546, 20350780, 28491092, 35613865, 71227730, 142455460]

約数ペア:

[(1, 142455460), (2, 71227730), (4, 35613865), (5, 28491092), (7, 20350780), (10, 14245546), (14, 10175390), (20, 7122773), (28, 5087695), (35, 4070156), (70, 2035078), (140, 1017539)]