870899140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1303}}^1\times {\mathrm{1453}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 1911184128

約数和(自身を除く): 1040284988

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1303, 1453, 2606, 2906, 5212, 5812, 6515, 7265, 13030, 14530, 26060, 29060, 29969, 33419, 59938, 66838, 119876, 133676, 149845, 167095, 299690, 334190, 599380, 668380, 1893259, 3786518, 7573036, 9466295, 18932590, 37865180, 43544957, 87089914, 174179828, 217724785, 435449570, 870899140]

約数ペア:

[(1, 870899140), (2, 435449570), (4, 217724785), (5, 174179828), (10, 87089914), (20, 43544957), (23, 37865180), (46, 18932590), (92, 9466295), (115, 7573036), (230, 3786518), (460, 1893259), (1303, 668380), (1453, 599380), (2606, 334190), (2906, 299690), (5212, 167095), (5812, 149845), (6515, 133676), (7265, 119876), (13030, 66838), (14530, 59938), (26060, 33419), (29060, 29969)]