8627900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 54

約数和(自身を含む): 19842480

約数和(自身を除く): 11214580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 239, 361, 380, 475, 478, 722, 950, 956, 1195, 1444, 1805, 1900, 2390, 3610, 4541, 4780, 5975, 7220, 9025, 9082, 11950, 18050, 18164, 22705, 23900, 36100, 45410, 86279, 90820, 113525, 172558, 227050, 345116, 431395, 454100, 862790, 1725580, 2156975, 4313950, 8627900]

約数ペア:

[(1, 8627900), (2, 4313950), (4, 2156975), (5, 1725580), (10, 862790), (19, 454100), (20, 431395), (25, 345116), (38, 227050), (50, 172558), (76, 113525), (95, 90820), (100, 86279), (190, 45410), (239, 36100), (361, 23900), (380, 22705), (475, 18164), (478, 18050), (722, 11950), (950, 9082), (956, 9025), (1195, 7220), (1444, 5975), (1805, 4780), (1900, 4541), (2390, 3610)]