979888420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6999203}}^1$

素因数の和:6999219

約数の個数: 24

約数和(自身を含む): 2351732544

約数和(自身を除く): 1371844124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6999203, 13998406, 27996812, 34996015, 48994421, 69992030, 97988842, 139984060, 195977684, 244972105, 489944210, 979888420]

約数ペア:

[(1, 979888420), (2, 489944210), (4, 244972105), (5, 195977684), (7, 139984060), (10, 97988842), (14, 69992030), (20, 48994421), (28, 34996015), (35, 27996812), (70, 13998406), (140, 6999203)]