1951880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6971}}^1$

素因数の和:6989

約数の個数: 32

約数和(自身を含む): 5019840

約数和(自身を除く): 3067960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6971, 13942, 27884, 34855, 48797, 55768, 69710, 97594, 139420, 195188, 243985, 278840, 390376, 487970, 975940, 1951880]

約数ペア:

[(1, 1951880), (2, 975940), (4, 487970), (5, 390376), (7, 278840), (8, 243985), (10, 195188), (14, 139420), (20, 97594), (28, 69710), (35, 55768), (40, 48797), (56, 34855), (70, 27884), (140, 13942), (280, 6971)]