16895690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^2\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 72

約数和(自身を含む): 37533132

約数和(自身を除く): 20637442

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 41, 49, 58, 70, 82, 98, 145, 203, 205, 245, 287, 290, 406, 410, 490, 574, 841, 1015, 1189, 1421, 1435, 1682, 2009, 2030, 2378, 2842, 2870, 4018, 4205, 5887, 5945, 7105, 8323, 8410, 10045, 11774, 11890, 14210, 16646, 20090, 29435, 34481, 41209, 41615, 58261, 58870, 68962, 82418, 83230, 116522, 172405, 206045, 241367, 291305, 344810, 412090, 482734, 582610, 1206835, 1689569, 2413670, 3379138, 8447845, 16895690]

約数ペア:

[(1, 16895690), (2, 8447845), (5, 3379138), (7, 2413670), (10, 1689569), (14, 1206835), (29, 582610), (35, 482734), (41, 412090), (49, 344810), (58, 291305), (70, 241367), (82, 206045), (98, 172405), (145, 116522), (203, 83230), (205, 82418), (245, 68962), (287, 58870), (290, 58261), (406, 41615), (410, 41209), (490, 34481), (574, 29435), (841, 20090), (1015, 16646), (1189, 14210), (1421, 11890), (1435, 11774), (1682, 10045), (2009, 8410), (2030, 8323), (2378, 7105), (2842, 5945), (2870, 5887), (4018, 4205)]