140291284

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 290012800

約数和(自身を除く): 149721516

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 109, 172, 218, 301, 436, 602, 763, 1069, 1204, 1526, 2138, 3052, 4276, 4687, 7483, 9374, 14966, 18748, 29932, 32809, 45967, 65618, 91934, 116521, 131236, 183868, 233042, 321769, 466084, 643538, 815647, 1287076, 1631294, 3262588, 5010403, 10020806, 20041612, 35072821, 70145642, 140291284]

約数ペア:

[(1, 140291284), (2, 70145642), (4, 35072821), (7, 20041612), (14, 10020806), (28, 5010403), (43, 3262588), (86, 1631294), (109, 1287076), (172, 815647), (218, 643538), (301, 466084), (436, 321769), (602, 233042), (763, 183868), (1069, 131236), (1204, 116521), (1526, 91934), (2138, 65618), (3052, 45967), (4276, 32809), (4687, 29932), (7483, 18748), (9374, 14966)]