4531000

素因数分解:

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

素因数の和:241

約数の個数: 64

約数和(自身を含む): 11119680

約数和(自身を除く): 6588680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 197, 200, 230, 250, 394, 460, 500, 575, 788, 920, 985, 1000, 1150, 1576, 1970, 2300, 2875, 3940, 4531, 4600, 4925, 5750, 7880, 9062, 9850, 11500, 18124, 19700, 22655, 23000, 24625, 36248, 39400, 45310, 49250, 90620, 98500, 113275, 181240, 197000, 226550, 453100, 566375, 906200, 1132750, 2265500, 4531000]

約数ペア:

[(1, 4531000), (2, 2265500), (4, 1132750), (5, 906200), (8, 566375), (10, 453100), (20, 226550), (23, 197000), (25, 181240), (40, 113275), (46, 98500), (50, 90620), (92, 49250), (100, 45310), (115, 39400), (125, 36248), (184, 24625), (197, 23000), (200, 22655), (230, 19700), (250, 18124), (394, 11500), (460, 9850), (500, 9062), (575, 7880), (788, 5750), (920, 4925), (985, 4600), (1000, 4531), (1150, 3940), (1576, 2875), (1970, 2300)]