2688272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 40

約数和(自身を含む): 5654400

約数和(自身を除く): 2966128

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 239, 296, 304, 478, 592, 703, 956, 1406, 1912, 2812, 3824, 4541, 5624, 8843, 9082, 11248, 17686, 18164, 35372, 36328, 70744, 72656, 141488, 168017, 336034, 672068, 1344136, 2688272]

約数ペア:

[(1, 2688272), (2, 1344136), (4, 672068), (8, 336034), (16, 168017), (19, 141488), (37, 72656), (38, 70744), (74, 36328), (76, 35372), (148, 18164), (152, 17686), (239, 11248), (296, 9082), (304, 8843), (478, 5624), (592, 4541), (703, 3824), (956, 2812), (1406, 1912)]