8875280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5839}}^1$

素因数の和:5871

約数の個数: 40

約数和(自身を含む): 21724800

約数和(自身を除く): 12849520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5839, 11678, 23356, 29195, 46712, 58390, 93424, 110941, 116780, 221882, 233560, 443764, 467120, 554705, 887528, 1109410, 1775056, 2218820, 4437640, 8875280]

約数ペア:

[(1, 8875280), (2, 4437640), (4, 2218820), (5, 1775056), (8, 1109410), (10, 887528), (16, 554705), (19, 467120), (20, 443764), (38, 233560), (40, 221882), (76, 116780), (80, 110941), (95, 93424), (152, 58390), (190, 46712), (304, 29195), (380, 23356), (760, 11678), (1520, 5839)]