2148784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 4709520

約数和(自身を除く): 2560736

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 421, 464, 638, 842, 1276, 1684, 2552, 3368, 4631, 5104, 6736, 9262, 12209, 18524, 24418, 37048, 48836, 74096, 97672, 134299, 195344, 268598, 537196, 1074392, 2148784]

約数ペア:

[(1, 2148784), (2, 1074392), (4, 537196), (8, 268598), (11, 195344), (16, 134299), (22, 97672), (29, 74096), (44, 48836), (58, 37048), (88, 24418), (116, 18524), (176, 12209), (232, 9262), (319, 6736), (421, 5104), (464, 4631), (638, 3368), (842, 2552), (1276, 1684)]