124628840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{445103}}^1$

素因数の和:445121

約数の個数: 32

約数和(自身を含む): 320474880

約数和(自身を除く): 195846040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 445103, 890206, 1780412, 2225515, 3115721, 3560824, 4451030, 6231442, 8902060, 12462884, 15578605, 17804120, 24925768, 31157210, 62314420, 124628840]

約数ペア:

[(1, 124628840), (2, 62314420), (4, 31157210), (5, 24925768), (7, 17804120), (8, 15578605), (10, 12462884), (14, 8902060), (20, 6231442), (28, 4451030), (35, 3560824), (40, 3115721), (56, 2225515), (70, 1780412), (140, 890206), (280, 445103)]