2920490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{809}}^1$

素因数の和:854

約数の個数: 24

約数和(自身を含む): 5554980

約数和(自身を除く): 2634490

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 809, 1618, 1805, 3610, 4045, 8090, 15371, 30742, 76855, 153710, 292049, 584098, 1460245, 2920490]

約数ペア:

[(1, 2920490), (2, 1460245), (5, 584098), (10, 292049), (19, 153710), (38, 76855), (95, 30742), (190, 15371), (361, 8090), (722, 4045), (809, 3610), (1618, 1805)]