12777730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 27147960

約数和(自身を除く): 14370230

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 89, 98, 178, 245, 293, 445, 490, 586, 623, 890, 1246, 1465, 2051, 2930, 3115, 4102, 4361, 6230, 8722, 10255, 14357, 20510, 21805, 26077, 28714, 43610, 52154, 71785, 130385, 143570, 182539, 260770, 365078, 912695, 1277773, 1825390, 2555546, 6388865, 12777730]

約数ペア:

[(1, 12777730), (2, 6388865), (5, 2555546), (7, 1825390), (10, 1277773), (14, 912695), (35, 365078), (49, 260770), (70, 182539), (89, 143570), (98, 130385), (178, 71785), (245, 52154), (293, 43610), (445, 28714), (490, 26077), (586, 21805), (623, 20510), (890, 14357), (1246, 10255), (1465, 8722), (2051, 6230), (2930, 4361), (3115, 4102)]