139254784

素因数分解:

$2^{10}\times {\mathrm{239}}^1\times {\mathrm{569}}^1$

素因数の和:828

約数の個数: 44

約数和(自身を含む): 280029600

約数和(自身を除く): 140774816

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 256, 478, 512, 569, 956, 1024, 1138, 1912, 2276, 3824, 4552, 7648, 9104, 15296, 18208, 30592, 36416, 61184, 72832, 122368, 135991, 145664, 244736, 271982, 291328, 543964, 582656, 1087928, 2175856, 4351712, 8703424, 17406848, 34813696, 69627392, 139254784]

約数ペア:

[(1, 139254784), (2, 69627392), (4, 34813696), (8, 17406848), (16, 8703424), (32, 4351712), (64, 2175856), (128, 1087928), (239, 582656), (256, 543964), (478, 291328), (512, 271982), (569, 244736), (956, 145664), (1024, 135991), (1138, 122368), (1912, 72832), (2276, 61184), (3824, 36416), (4552, 30592), (7648, 18208), (9104, 15296)]