3212140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 7257600

約数和(自身を除く): 4045460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 107, 158, 190, 214, 316, 380, 395, 428, 535, 790, 1070, 1501, 1580, 2033, 2140, 3002, 4066, 6004, 7505, 8132, 8453, 10165, 15010, 16906, 20330, 30020, 33812, 40660, 42265, 84530, 160607, 169060, 321214, 642428, 803035, 1606070, 3212140]

約数ペア:

[(1, 3212140), (2, 1606070), (4, 803035), (5, 642428), (10, 321214), (19, 169060), (20, 160607), (38, 84530), (76, 42265), (79, 40660), (95, 33812), (107, 30020), (158, 20330), (190, 16906), (214, 15010), (316, 10165), (380, 8453), (395, 8132), (428, 7505), (535, 6004), (790, 4066), (1070, 3002), (1501, 2140), (1580, 2033)]