633280

素因数分解:

$2^6\times 5^1\times {\mathrm{1979}}^1$

素因数の和:1996

約数の個数: 28

約数和(自身を含む): 1508760

約数和(自身を除く): 875480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1979, 3958, 7916, 9895, 15832, 19790, 31664, 39580, 63328, 79160, 126656, 158320, 316640, 633280]

約数ペア:

[(1, 633280), (2, 316640), (4, 158320), (5, 126656), (8, 79160), (10, 63328), (16, 39580), (20, 31664), (32, 19790), (40, 15832), (64, 9895), (80, 7916), (160, 3958), (320, 1979)]