2796920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1427}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 7325640

約数和(自身を除く): 4528720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1427, 1960, 2854, 5708, 7135, 9989, 11416, 14270, 19978, 28540, 39956, 49945, 57080, 69923, 79912, 99890, 139846, 199780, 279692, 349615, 399560, 559384, 699230, 1398460, 2796920]

約数ペア:

[(1, 2796920), (2, 1398460), (4, 699230), (5, 559384), (7, 399560), (8, 349615), (10, 279692), (14, 199780), (20, 139846), (28, 99890), (35, 79912), (40, 69923), (49, 57080), (56, 49945), (70, 39956), (98, 28540), (140, 19978), (196, 14270), (245, 11416), (280, 9989), (392, 7135), (490, 5708), (980, 2854), (1427, 1960)]