145487020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61129}}^1$

素因数の和:61162

約数の個数: 48

約数和(自身を含む): 369714240

約数和(自身を除く): 224227220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 61129, 122258, 244516, 305645, 427903, 611290, 855806, 1039193, 1222580, 1711612, 2078386, 2139515, 4156772, 4279030, 5195965, 7274351, 8558060, 10391930, 14548702, 20783860, 29097404, 36371755, 72743510, 145487020]

約数ペア:

[(1, 145487020), (2, 72743510), (4, 36371755), (5, 29097404), (7, 20783860), (10, 14548702), (14, 10391930), (17, 8558060), (20, 7274351), (28, 5195965), (34, 4279030), (35, 4156772), (68, 2139515), (70, 2078386), (85, 1711612), (119, 1222580), (140, 1039193), (170, 855806), (238, 611290), (340, 427903), (476, 305645), (595, 244516), (1190, 122258), (2380, 61129)]