207979660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{14423}}^1$

素因数の和:14542

約数の個数: 48

約数和(自身を含む): 504032256

約数和(自身を除く): 296052596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 14420, 14423, 28846, 57692, 72115, 100961, 144230, 201922, 288460, 403844, 504805, 1009610, 1485569, 2019220, 2971138, 5942276, 7427845, 10398983, 14855690, 20797966, 29711380, 41595932, 51994915, 103989830, 207979660]

約数ペア:

[(1, 207979660), (2, 103989830), (4, 51994915), (5, 41595932), (7, 29711380), (10, 20797966), (14, 14855690), (20, 10398983), (28, 7427845), (35, 5942276), (70, 2971138), (103, 2019220), (140, 1485569), (206, 1009610), (412, 504805), (515, 403844), (721, 288460), (1030, 201922), (1442, 144230), (2060, 100961), (2884, 72115), (3605, 57692), (7210, 28846), (14420, 14423)]