2278360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 5990400

約数和(自身を除く): 3712040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 103, 140, 158, 206, 280, 316, 395, 412, 515, 553, 632, 721, 790, 824, 1030, 1106, 1442, 1580, 2060, 2212, 2765, 2884, 3160, 3605, 4120, 4424, 5530, 5768, 7210, 8137, 11060, 14420, 16274, 22120, 28840, 32548, 40685, 56959, 65096, 81370, 113918, 162740, 227836, 284795, 325480, 455672, 569590, 1139180, 2278360]

約数ペア:

[(1, 2278360), (2, 1139180), (4, 569590), (5, 455672), (7, 325480), (8, 284795), (10, 227836), (14, 162740), (20, 113918), (28, 81370), (35, 65096), (40, 56959), (56, 40685), (70, 32548), (79, 28840), (103, 22120), (140, 16274), (158, 14420), (206, 11060), (280, 8137), (316, 7210), (395, 5768), (412, 5530), (515, 4424), (553, 4120), (632, 3605), (721, 3160), (790, 2884), (824, 2765), (1030, 2212), (1106, 2060), (1442, 1580)]