1621386280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2133403}}^1$

素因数の和:2133433

約数の個数: 32

約数和(自身を含む): 3840127200

約数和(自身を除く): 2218740920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2133403, 4266806, 8533612, 10667015, 17067224, 21334030, 40534657, 42668060, 81069314, 85336120, 162138628, 202673285, 324277256, 405346570, 810693140, 1621386280]

約数ペア:

[(1, 1621386280), (2, 810693140), (4, 405346570), (5, 324277256), (8, 202673285), (10, 162138628), (19, 85336120), (20, 81069314), (38, 42668060), (40, 40534657), (76, 21334030), (95, 17067224), (152, 10667015), (190, 8533612), (380, 4266806), (760, 2133403)]