2790416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 40

約数和(自身を含む): 5818080

約数和(自身を除く): 3027664

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 137, 152, 268, 274, 304, 536, 548, 1072, 1096, 1273, 2192, 2546, 2603, 5092, 5206, 9179, 10184, 10412, 18358, 20368, 20824, 36716, 41648, 73432, 146864, 174401, 348802, 697604, 1395208, 2790416]

約数ペア:

[(1, 2790416), (2, 1395208), (4, 697604), (8, 348802), (16, 174401), (19, 146864), (38, 73432), (67, 41648), (76, 36716), (134, 20824), (137, 20368), (152, 18358), (268, 10412), (274, 10184), (304, 9179), (536, 5206), (548, 5092), (1072, 2603), (1096, 2546), (1273, 2192)]