4321520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{7717}}^1$

素因数の和:7737

約数の個数: 40

約数和(自身を含む): 11484384

約数和(自身を除く): 7162864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 7717, 15434, 30868, 38585, 54019, 61736, 77170, 108038, 123472, 154340, 216076, 270095, 308680, 432152, 540190, 617360, 864304, 1080380, 2160760, 4321520]

約数ペア:

[(1, 4321520), (2, 2160760), (4, 1080380), (5, 864304), (7, 617360), (8, 540190), (10, 432152), (14, 308680), (16, 270095), (20, 216076), (28, 154340), (35, 123472), (40, 108038), (56, 77170), (70, 61736), (80, 54019), (112, 38585), (140, 30868), (280, 15434), (560, 7717)]