13240480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7523}}^1$

素因数の和:7549

約数の個数: 48

約数和(自身を含む): 34128864

約数和(自身を除く): 20888384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7523, 15046, 30092, 37615, 60184, 75230, 82753, 120368, 150460, 165506, 240736, 300920, 331012, 413765, 601840, 662024, 827530, 1203680, 1324048, 1655060, 2648096, 3310120, 6620240, 13240480]

約数ペア:

[(1, 13240480), (2, 6620240), (4, 3310120), (5, 2648096), (8, 1655060), (10, 1324048), (11, 1203680), (16, 827530), (20, 662024), (22, 601840), (32, 413765), (40, 331012), (44, 300920), (55, 240736), (80, 165506), (88, 150460), (110, 120368), (160, 82753), (176, 75230), (220, 60184), (352, 37615), (440, 30092), (880, 15046), (1760, 7523)]