20992290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5783}}^1$

素因数の和:5815

約数の個数: 48

約数和(自身を含む): 55387584

約数和(自身を除く): 34395294

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5783, 11566, 17349, 28915, 34698, 57830, 63613, 86745, 127226, 173490, 190839, 318065, 381678, 636130, 699743, 954195, 1399486, 1908390, 2099229, 3498715, 4198458, 6997430, 10496145, 20992290]

約数ペア:

[(1, 20992290), (2, 10496145), (3, 6997430), (5, 4198458), (6, 3498715), (10, 2099229), (11, 1908390), (15, 1399486), (22, 954195), (30, 699743), (33, 636130), (55, 381678), (66, 318065), (110, 190839), (121, 173490), (165, 127226), (242, 86745), (330, 63613), (363, 57830), (605, 34698), (726, 28915), (1210, 17349), (1815, 11566), (3630, 5783)]