2265500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 5189184

約数和(自身を除く): 2923684

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 197, 230, 250, 394, 460, 500, 575, 788, 985, 1150, 1970, 2300, 2875, 3940, 4531, 4925, 5750, 9062, 9850, 11500, 18124, 19700, 22655, 24625, 45310, 49250, 90620, 98500, 113275, 226550, 453100, 566375, 1132750, 2265500]

約数ペア:

[(1, 2265500), (2, 1132750), (4, 566375), (5, 453100), (10, 226550), (20, 113275), (23, 98500), (25, 90620), (46, 49250), (50, 45310), (92, 24625), (100, 22655), (115, 19700), (125, 18124), (197, 11500), (230, 9850), (250, 9062), (394, 5750), (460, 4925), (500, 4531), (575, 3940), (788, 2875), (985, 2300), (1150, 1970)]