455784980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{7349}}^1$

素因数の和:7808

約数の個数: 48

約数和(自身を含む): 1096502400

約数和(自身を除く): 640717420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1772, 2215, 3101, 4430, 6202, 7349, 8860, 12404, 14698, 15505, 29396, 31010, 36745, 51443, 62020, 73490, 102886, 146980, 205772, 257215, 514430, 1028860, 3255607, 6511214, 13022428, 16278035, 22789249, 32556070, 45578498, 65112140, 91156996, 113946245, 227892490, 455784980]

約数ペア:

[(1, 455784980), (2, 227892490), (4, 113946245), (5, 91156996), (7, 65112140), (10, 45578498), (14, 32556070), (20, 22789249), (28, 16278035), (35, 13022428), (70, 6511214), (140, 3255607), (443, 1028860), (886, 514430), (1772, 257215), (2215, 205772), (3101, 146980), (4430, 102886), (6202, 73490), (7349, 62020), (8860, 51443), (12404, 36745), (14698, 31010), (15505, 29396)]