201398260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2203}}^1$

素因数の和:2872

約数の個数: 48

約数和(自身を含む): 484315776

約数和(自身を除く): 282917516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 653, 1306, 2203, 2612, 3265, 4406, 4571, 6530, 8812, 9142, 11015, 13060, 15421, 18284, 22030, 22855, 30842, 44060, 45710, 61684, 77105, 91420, 154210, 308420, 1438559, 2877118, 5754236, 7192795, 10069913, 14385590, 20139826, 28771180, 40279652, 50349565, 100699130, 201398260]

約数ペア:

[(1, 201398260), (2, 100699130), (4, 50349565), (5, 40279652), (7, 28771180), (10, 20139826), (14, 14385590), (20, 10069913), (28, 7192795), (35, 5754236), (70, 2877118), (140, 1438559), (653, 308420), (1306, 154210), (2203, 91420), (2612, 77105), (3265, 61684), (4406, 45710), (4571, 44060), (6530, 30842), (8812, 22855), (9142, 22030), (11015, 18284), (13060, 15421)]