38723440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{69149}}^1$

素因数の和:69169

約数の個数: 40

約数和(自身を含む): 102895200

約数和(自身を除く): 64171760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 69149, 138298, 276596, 345745, 484043, 553192, 691490, 968086, 1106384, 1382980, 1936172, 2420215, 2765960, 3872344, 4840430, 5531920, 7744688, 9680860, 19361720, 38723440]

約数ペア:

[(1, 38723440), (2, 19361720), (4, 9680860), (5, 7744688), (7, 5531920), (8, 4840430), (10, 3872344), (14, 2765960), (16, 2420215), (20, 1936172), (28, 1382980), (35, 1106384), (40, 968086), (56, 691490), (70, 553192), (80, 484043), (112, 345745), (140, 276596), (280, 138298), (560, 69149)]