1728620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4549}}^1$

素因数の和:4577

約数の個数: 24

約数和(自身を含む): 3822000

約数和(自身を除く): 2093380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4549, 9098, 18196, 22745, 45490, 86431, 90980, 172862, 345724, 432155, 864310, 1728620]

約数ペア:

[(1, 1728620), (2, 864310), (4, 432155), (5, 345724), (10, 172862), (19, 90980), (20, 86431), (38, 45490), (76, 22745), (95, 18196), (190, 9098), (380, 4549)]