40464788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15881}}^1$

素因数の和:15912

約数の個数: 36

約数和(自身を含む): 88716852

約数和(自身を除く): 48252064

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 15881, 31762, 63524, 111167, 206453, 222334, 412906, 444668, 778169, 825812, 1445171, 1556338, 2890342, 3112676, 5780684, 10116197, 20232394, 40464788]

約数ペア:

[(1, 40464788), (2, 20232394), (4, 10116197), (7, 5780684), (13, 3112676), (14, 2890342), (26, 1556338), (28, 1445171), (49, 825812), (52, 778169), (91, 444668), (98, 412906), (182, 222334), (196, 206453), (364, 111167), (637, 63524), (1274, 31762), (2548, 15881)]