1220804530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 2571585408

約数和(自身を除く): 1350780878

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 71, 95, 110, 142, 190, 209, 355, 361, 418, 433, 710, 722, 781, 866, 1045, 1349, 1562, 1805, 2090, 2165, 2698, 3610, 3905, 3971, 4330, 4763, 6745, 7810, 7942, 8227, 9526, 13490, 14839, 16454, 19855, 23815, 25631, 29678, 30743, 39710, 41135, 47630, 51262, 61486, 74195, 82270, 90497, 128155, 148390, 153715, 156313, 180994, 256310, 281941, 307430, 312626, 338173, 452485, 563882, 584117, 676346, 781565, 904970, 1168234, 1409705, 1563130, 1690865, 1719443, 2819410, 2920585, 3381730, 3438886, 5841170, 6425287, 8597215, 11098223, 12850574, 17194430, 22196446, 32126435, 55491115, 64252870, 110982230, 122080453, 244160906, 610402265, 1220804530]

約数ペア:

[(1, 1220804530), (2, 610402265), (5, 244160906), (10, 122080453), (11, 110982230), (19, 64252870), (22, 55491115), (38, 32126435), (55, 22196446), (71, 17194430), (95, 12850574), (110, 11098223), (142, 8597215), (190, 6425287), (209, 5841170), (355, 3438886), (361, 3381730), (418, 2920585), (433, 2819410), (710, 1719443), (722, 1690865), (781, 1563130), (866, 1409705), (1045, 1168234), (1349, 904970), (1562, 781565), (1805, 676346), (2090, 584117), (2165, 563882), (2698, 452485), (3610, 338173), (3905, 312626), (3971, 307430), (4330, 281941), (4763, 256310), (6745, 180994), (7810, 156313), (7942, 153715), (8227, 148390), (9526, 128155), (13490, 90497), (14839, 82270), (16454, 74195), (19855, 61486), (23815, 51262), (25631, 47630), (29678, 41135), (30743, 39710)]