19283580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:883

約数の個数: 72

約数和(自身を含む): 58968000

約数和(自身を除く): 39684420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 719, 745, 894, 1341, 1438, 1490, 1788, 2157, 2235, 2682, 2876, 2980, 3595, 4314, 4470, 5364, 6471, 6705, 7190, 8628, 8940, 10785, 12942, 13410, 14380, 21570, 25884, 26820, 32355, 43140, 64710, 107131, 129420, 214262, 321393, 428524, 535655, 642786, 964179, 1071310, 1285572, 1606965, 1928358, 2142620, 3213930, 3856716, 4820895, 6427860, 9641790, 19283580]

約数ペア:

[(1, 19283580), (2, 9641790), (3, 6427860), (4, 4820895), (5, 3856716), (6, 3213930), (9, 2142620), (10, 1928358), (12, 1606965), (15, 1285572), (18, 1071310), (20, 964179), (30, 642786), (36, 535655), (45, 428524), (60, 321393), (90, 214262), (149, 129420), (180, 107131), (298, 64710), (447, 43140), (596, 32355), (719, 26820), (745, 25884), (894, 21570), (1341, 14380), (1438, 13410), (1490, 12942), (1788, 10785), (2157, 8940), (2235, 8628), (2682, 7190), (2876, 6705), (2980, 6471), (3595, 5364), (4314, 4470)]