496632680

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{28807}}^1$

素因数の和:29249

約数の個数: 32

約数和(自身を含む): 1120055040

約数和(自身を除く): 623422360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620, 17240, 28807, 57614, 115228, 144035, 230456, 288070, 576140, 1152280, 12415817, 24831634, 49663268, 62079085, 99326536, 124158170, 248316340, 496632680]

約数ペア:

[(1, 496632680), (2, 248316340), (4, 124158170), (5, 99326536), (8, 62079085), (10, 49663268), (20, 24831634), (40, 12415817), (431, 1152280), (862, 576140), (1724, 288070), (2155, 230456), (3448, 144035), (4310, 115228), (8620, 57614), (17240, 28807)]