234020980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{688297}}^1$

素因数の和:688323

約数の個数: 24

約数和(自身を含む): 520353288

約数和(自身を除く): 286332308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 688297, 1376594, 2753188, 3441485, 6882970, 11701049, 13765940, 23402098, 46804196, 58505245, 117010490, 234020980]

約数ペア:

[(1, 234020980), (2, 117010490), (4, 58505245), (5, 46804196), (10, 23402098), (17, 13765940), (20, 11701049), (34, 6882970), (68, 3441485), (85, 2753188), (170, 1376594), (340, 688297)]