27968190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 71366400

約数和(自身を除く): 43398210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 139, 190, 278, 285, 353, 417, 570, 695, 706, 834, 1059, 1390, 1765, 2085, 2118, 2641, 3530, 4170, 5282, 5295, 6707, 7923, 10590, 13205, 13414, 15846, 20121, 26410, 33535, 39615, 40242, 49067, 67070, 79230, 98134, 100605, 147201, 201210, 245335, 294402, 490670, 736005, 932273, 1472010, 1864546, 2796819, 4661365, 5593638, 9322730, 13984095, 27968190]

約数ペア:

[(1, 27968190), (2, 13984095), (3, 9322730), (5, 5593638), (6, 4661365), (10, 2796819), (15, 1864546), (19, 1472010), (30, 932273), (38, 736005), (57, 490670), (95, 294402), (114, 245335), (139, 201210), (190, 147201), (278, 100605), (285, 98134), (353, 79230), (417, 67070), (570, 49067), (695, 40242), (706, 39615), (834, 33535), (1059, 26410), (1390, 20121), (1765, 15846), (2085, 13414), (2118, 13205), (2641, 10590), (3530, 7923), (4170, 6707), (5282, 5295)]