2688778880

素因数分解:

$2^7\times 5^1\times {\mathrm{4201217}}^1$

素因数の和:4201236

約数の個数: 32

約数和(自身を含む): 6427863540

約数和(自身を除く): 3739084660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4201217, 8402434, 16804868, 21006085, 33609736, 42012170, 67219472, 84024340, 134438944, 168048680, 268877888, 336097360, 537755776, 672194720, 1344389440, 2688778880]

約数ペア:

[(1, 2688778880), (2, 1344389440), (4, 672194720), (5, 537755776), (8, 336097360), (10, 268877888), (16, 168048680), (20, 134438944), (32, 84024340), (40, 67219472), (64, 42012170), (80, 33609736), (128, 21006085), (160, 16804868), (320, 8402434), (640, 4201217)]