56706320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64439}}^1$

素因数の和:64463

約数の個数: 40

約数和(自身を含む): 143830080

約数和(自身を除く): 87123760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64439, 128878, 257756, 322195, 515512, 644390, 708829, 1031024, 1288780, 1417658, 2577560, 2835316, 3544145, 5155120, 5670632, 7088290, 11341264, 14176580, 28353160, 56706320]

約数ペア:

[(1, 56706320), (2, 28353160), (4, 14176580), (5, 11341264), (8, 7088290), (10, 5670632), (11, 5155120), (16, 3544145), (20, 2835316), (22, 2577560), (40, 1417658), (44, 1288780), (55, 1031024), (80, 708829), (88, 644390), (110, 515512), (176, 322195), (220, 257756), (440, 128878), (880, 64439)]