20145104

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^2\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 60

約数和(自身を含む): 46148832

約数和(自身を除く): 26003728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 107, 112, 164, 214, 287, 328, 428, 574, 656, 749, 856, 1148, 1498, 1681, 1712, 2296, 2996, 3362, 4387, 4592, 5992, 6724, 8774, 11767, 11984, 13448, 17548, 23534, 26896, 30709, 35096, 47068, 61418, 70192, 94136, 122836, 179867, 188272, 245672, 359734, 491344, 719468, 1259069, 1438936, 2518138, 2877872, 5036276, 10072552, 20145104]

約数ペア:

[(1, 20145104), (2, 10072552), (4, 5036276), (7, 2877872), (8, 2518138), (14, 1438936), (16, 1259069), (28, 719468), (41, 491344), (56, 359734), (82, 245672), (107, 188272), (112, 179867), (164, 122836), (214, 94136), (287, 70192), (328, 61418), (428, 47068), (574, 35096), (656, 30709), (749, 26896), (856, 23534), (1148, 17548), (1498, 13448), (1681, 11984), (1712, 11767), (2296, 8774), (2996, 6724), (3362, 5992), (4387, 4592)]