312725980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2233757}}^1$

素因数の和:2233773

約数の個数: 24

約数和(自身を含む): 750542688

約数和(自身を除く): 437816708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2233757, 4467514, 8935028, 11168785, 15636299, 22337570, 31272598, 44675140, 62545196, 78181495, 156362990, 312725980]

約数ペア:

[(1, 312725980), (2, 156362990), (4, 78181495), (5, 62545196), (7, 44675140), (10, 31272598), (14, 22337570), (20, 15636299), (28, 11168785), (35, 8935028), (70, 4467514), (140, 2233757)]