75690020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8863}}^1$

素因数の和:8940

約数の個数: 48

約数和(自身を含む): 184654848

約数和(自身を除く): 108964828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 8863, 17726, 35452, 44315, 62041, 88630, 124082, 177260, 248164, 310205, 540643, 620410, 1081286, 1240820, 2162572, 2703215, 3784501, 5406430, 7569002, 10812860, 15138004, 18922505, 37845010, 75690020]

約数ペア:

[(1, 75690020), (2, 37845010), (4, 18922505), (5, 15138004), (7, 10812860), (10, 7569002), (14, 5406430), (20, 3784501), (28, 2703215), (35, 2162572), (61, 1240820), (70, 1081286), (122, 620410), (140, 540643), (244, 310205), (305, 248164), (427, 177260), (610, 124082), (854, 88630), (1220, 62041), (1708, 44315), (2135, 35452), (4270, 17726), (8540, 8863)]