2893940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2953}}^1$

素因数の和:2976

約数の個数: 36

約数和(自身を含む): 7071876

約数和(自身を除く): 4177936

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2953, 5906, 11812, 14765, 20671, 29530, 41342, 59060, 82684, 103355, 144697, 206710, 289394, 413420, 578788, 723485, 1446970, 2893940]

約数ペア:

[(1, 2893940), (2, 1446970), (4, 723485), (5, 578788), (7, 413420), (10, 289394), (14, 206710), (20, 144697), (28, 103355), (35, 82684), (49, 59060), (70, 41342), (98, 29530), (140, 20671), (196, 14765), (245, 11812), (490, 5906), (980, 2953)]