8629991140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{117671}}^1$

素因数の和:117892

約数の個数: 48

約数和(自身を含む): 19175829120

約数和(自身を除く): 10545837980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 380, 386, 772, 965, 1930, 3667, 3860, 7334, 14668, 18335, 36670, 73340, 117671, 235342, 470684, 588355, 1176710, 2235749, 2353420, 4471498, 8942996, 11178745, 22357490, 22710503, 44714980, 45421006, 90842012, 113552515, 227105030, 431499557, 454210060, 862999114, 1725998228, 2157497785, 4314995570, 8629991140]

約数ペア:

[(1, 8629991140), (2, 4314995570), (4, 2157497785), (5, 1725998228), (10, 862999114), (19, 454210060), (20, 431499557), (38, 227105030), (76, 113552515), (95, 90842012), (190, 45421006), (193, 44714980), (380, 22710503), (386, 22357490), (772, 11178745), (965, 8942996), (1930, 4471498), (3667, 2353420), (3860, 2235749), (7334, 1176710), (14668, 588355), (18335, 470684), (36670, 235342), (73340, 117671)]